19631880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2371}}^1$

素因数の和:2411

約数の個数: 96

約数和(自身を含む): 66605760

約数和(自身を除く): 46973880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2371, 2760, 4140, 4742, 7113, 8280, 9484, 11855, 14226, 18968, 21339, 23710, 28452, 35565, 42678, 47420, 54533, 56904, 71130, 85356, 94840, 106695, 109066, 142260, 163599, 170712, 213390, 218132, 272665, 284520, 327198, 426780, 436264, 490797, 545330, 654396, 817995, 853560, 981594, 1090660, 1308792, 1635990, 1963188, 2181320, 2453985, 3271980, 3926376, 4907970, 6543960, 9815940, 19631880]

約数ペア:

[(1, 19631880), (2, 9815940), (3, 6543960), (4, 4907970), (5, 3926376), (6, 3271980), (8, 2453985), (9, 2181320), (10, 1963188), (12, 1635990), (15, 1308792), (18, 1090660), (20, 981594), (23, 853560), (24, 817995), (30, 654396), (36, 545330), (40, 490797), (45, 436264), (46, 426780), (60, 327198), (69, 284520), (72, 272665), (90, 218132), (92, 213390), (115, 170712), (120, 163599), (138, 142260), (180, 109066), (184, 106695), (207, 94840), (230, 85356), (276, 71130), (345, 56904), (360, 54533), (414, 47420), (460, 42678), (552, 35565), (690, 28452), (828, 23710), (920, 21339), (1035, 18968), (1380, 14226), (1656, 11855), (2070, 9484), (2371, 8280), (2760, 7113), (4140, 4742)]