1902105860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{463}}^1$

素因数の和:813

約数の個数: 96

約数和(自身を含む): 4352527872

約数和(自身を除く): 2450422012

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 281, 340, 430, 463, 562, 731, 860, 926, 1124, 1405, 1462, 1852, 2315, 2810, 2924, 3655, 4630, 4777, 5620, 7310, 7871, 9260, 9554, 12083, 14620, 15742, 19108, 19909, 23885, 24166, 31484, 39355, 39818, 47770, 48332, 60415, 78710, 79636, 95540, 99545, 120830, 130103, 157420, 199090, 205411, 241660, 260206, 338453, 398180, 410822, 520412, 650515, 676906, 821644, 1027055, 1301030, 1353812, 1692265, 2054110, 2211751, 2602060, 3384530, 4108220, 4423502, 5594429, 6769060, 8847004, 11058755, 11188858, 22117510, 22377716, 27972145, 44235020, 55944290, 95105293, 111888580, 190210586, 380421172, 475526465, 951052930, 1902105860]

約数ペア:

[(1, 1902105860), (2, 951052930), (4, 475526465), (5, 380421172), (10, 190210586), (17, 111888580), (20, 95105293), (34, 55944290), (43, 44235020), (68, 27972145), (85, 22377716), (86, 22117510), (170, 11188858), (172, 11058755), (215, 8847004), (281, 6769060), (340, 5594429), (430, 4423502), (463, 4108220), (562, 3384530), (731, 2602060), (860, 2211751), (926, 2054110), (1124, 1692265), (1405, 1353812), (1462, 1301030), (1852, 1027055), (2315, 821644), (2810, 676906), (2924, 650515), (3655, 520412), (4630, 410822), (4777, 398180), (5620, 338453), (7310, 260206), (7871, 241660), (9260, 205411), (9554, 199090), (12083, 157420), (14620, 130103), (15742, 120830), (19108, 99545), (19909, 95540), (23885, 79636), (24166, 78710), (31484, 60415), (39355, 48332), (39818, 47770)]