2782902380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{11197}}^1$

素因数の和:11283

約数の個数: 72

約数和(自身を含む): 6353028528

約数和(自身を除く): 3570126148

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 289, 340, 430, 578, 731, 860, 1156, 1445, 1462, 2890, 2924, 3655, 5780, 7310, 11197, 12427, 14620, 22394, 24854, 44788, 49708, 55985, 62135, 111970, 124270, 190349, 223940, 248540, 380698, 481471, 761396, 951745, 962942, 1903490, 1925884, 2407355, 3235933, 3806980, 4814710, 6471866, 8185007, 9629420, 12943732, 16179665, 16370014, 32359330, 32740028, 40925035, 64718660, 81850070, 139145119, 163700140, 278290238, 556580476, 695725595, 1391451190, 2782902380]

約数ペア:

[(1, 2782902380), (2, 1391451190), (4, 695725595), (5, 556580476), (10, 278290238), (17, 163700140), (20, 139145119), (34, 81850070), (43, 64718660), (68, 40925035), (85, 32740028), (86, 32359330), (170, 16370014), (172, 16179665), (215, 12943732), (289, 9629420), (340, 8185007), (430, 6471866), (578, 4814710), (731, 3806980), (860, 3235933), (1156, 2407355), (1445, 1925884), (1462, 1903490), (2890, 962942), (2924, 951745), (3655, 761396), (5780, 481471), (7310, 380698), (11197, 248540), (12427, 223940), (14620, 190349), (22394, 124270), (24854, 111970), (44788, 62135), (49708, 55985)]