40712820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:605

約数の個数: 96

約数和(自身を含む): 121927680

約数和(自身を除く): 81214860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 71, 76, 95, 114, 142, 190, 213, 228, 284, 285, 355, 380, 426, 503, 570, 710, 852, 1006, 1065, 1140, 1349, 1420, 1509, 2012, 2130, 2515, 2698, 3018, 4047, 4260, 5030, 5396, 6036, 6745, 7545, 8094, 9557, 10060, 13490, 15090, 16188, 19114, 20235, 26980, 28671, 30180, 35713, 38228, 40470, 47785, 57342, 71426, 80940, 95570, 107139, 114684, 142852, 143355, 178565, 191140, 214278, 286710, 357130, 428556, 535695, 573420, 678547, 714260, 1071390, 1357094, 2035641, 2142780, 2714188, 3392735, 4071282, 6785470, 8142564, 10178205, 13570940, 20356410, 40712820]

約数ペア:

[(1, 40712820), (2, 20356410), (3, 13570940), (4, 10178205), (5, 8142564), (6, 6785470), (10, 4071282), (12, 3392735), (15, 2714188), (19, 2142780), (20, 2035641), (30, 1357094), (38, 1071390), (57, 714260), (60, 678547), (71, 573420), (76, 535695), (95, 428556), (114, 357130), (142, 286710), (190, 214278), (213, 191140), (228, 178565), (284, 143355), (285, 142852), (355, 114684), (380, 107139), (426, 95570), (503, 80940), (570, 71426), (710, 57342), (852, 47785), (1006, 40470), (1065, 38228), (1140, 35713), (1349, 30180), (1420, 28671), (1509, 26980), (2012, 20235), (2130, 19114), (2515, 16188), (2698, 15090), (3018, 13490), (4047, 10060), (4260, 9557), (5030, 8094), (5396, 7545), (6036, 6745)]