7100240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 19522560

約数和(自身を除く): 12422320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 409, 434, 496, 560, 620, 818, 868, 1085, 1240, 1636, 1736, 2045, 2170, 2480, 2863, 3272, 3472, 4090, 4340, 5726, 6544, 8180, 8680, 11452, 12679, 14315, 16360, 17360, 22904, 25358, 28630, 32720, 45808, 50716, 57260, 63395, 88753, 101432, 114520, 126790, 177506, 202864, 229040, 253580, 355012, 443765, 507160, 710024, 887530, 1014320, 1420048, 1775060, 3550120, 7100240]

約数ペア:

[(1, 7100240), (2, 3550120), (4, 1775060), (5, 1420048), (7, 1014320), (8, 887530), (10, 710024), (14, 507160), (16, 443765), (20, 355012), (28, 253580), (31, 229040), (35, 202864), (40, 177506), (56, 126790), (62, 114520), (70, 101432), (80, 88753), (112, 63395), (124, 57260), (140, 50716), (155, 45808), (217, 32720), (248, 28630), (280, 25358), (310, 22904), (409, 17360), (434, 16360), (496, 14315), (560, 12679), (620, 11452), (818, 8680), (868, 8180), (1085, 6544), (1240, 5726), (1636, 4340), (1736, 4090), (2045, 3472), (2170, 3272), (2480, 2863)]