19367046920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{1973}}^1$

素因数の和:2479

約数の個数: 128

約数和(自身を含む): 48152966400

約数和(自身を除く): 28785919480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 439, 520, 559, 860, 878, 1118, 1720, 1756, 1973, 2195, 2236, 2795, 3512, 3946, 4390, 4472, 5590, 5707, 7892, 8780, 9865, 11180, 11414, 15784, 17560, 18877, 19730, 22360, 22828, 25649, 28535, 37754, 39460, 45656, 51298, 57070, 75508, 78920, 84839, 94385, 102596, 114140, 128245, 151016, 169678, 188770, 205192, 228280, 245401, 256490, 339356, 377540, 424195, 490802, 512980, 678712, 755080, 848390, 866147, 981604, 1025960, 1102907, 1227005, 1696780, 1732294, 1963208, 2205814, 2454010, 3393560, 3464588, 4330735, 4411628, 4908020, 5514535, 6929176, 8661470, 8823256, 9816040, 11029070, 11259911, 17322940, 22058140, 22519822, 34645880, 37244321, 44116280, 45039644, 56299555, 74488642, 90079288, 112599110, 148977284, 186221605, 225198220, 297954568, 372443210, 450396440, 484176173, 744886420, 968352346, 1489772840, 1936704692, 2420880865, 3873409384, 4841761730, 9683523460, 19367046920]

約数ペア:

[(1, 19367046920), (2, 9683523460), (4, 4841761730), (5, 3873409384), (8, 2420880865), (10, 1936704692), (13, 1489772840), (20, 968352346), (26, 744886420), (40, 484176173), (43, 450396440), (52, 372443210), (65, 297954568), (86, 225198220), (104, 186221605), (130, 148977284), (172, 112599110), (215, 90079288), (260, 74488642), (344, 56299555), (430, 45039644), (439, 44116280), (520, 37244321), (559, 34645880), (860, 22519822), (878, 22058140), (1118, 17322940), (1720, 11259911), (1756, 11029070), (1973, 9816040), (2195, 8823256), (2236, 8661470), (2795, 6929176), (3512, 5514535), (3946, 4908020), (4390, 4411628), (4472, 4330735), (5590, 3464588), (5707, 3393560), (7892, 2454010), (8780, 2205814), (9865, 1963208), (11180, 1732294), (11414, 1696780), (15784, 1227005), (17560, 1102907), (18877, 1025960), (19730, 981604), (22360, 866147), (22828, 848390), (25649, 755080), (28535, 678712), (37754, 512980), (39460, 490802), (45656, 424195), (51298, 377540), (57070, 339356), (75508, 256490), (78920, 245401), (84839, 228280), (94385, 205192), (102596, 188770), (114140, 169678), (128245, 151016)]