40209420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 120960000

約数和(自身を除く): 80750580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 79, 85, 102, 158, 170, 204, 237, 255, 316, 340, 395, 474, 499, 510, 790, 948, 998, 1020, 1185, 1343, 1497, 1580, 1996, 2370, 2495, 2686, 2994, 4029, 4740, 4990, 5372, 5988, 6715, 7485, 8058, 8483, 9980, 13430, 14970, 16116, 16966, 20145, 25449, 26860, 29940, 33932, 39421, 40290, 42415, 50898, 78842, 80580, 84830, 101796, 118263, 127245, 157684, 169660, 197105, 236526, 254490, 394210, 473052, 508980, 591315, 670157, 788420, 1182630, 1340314, 2010471, 2365260, 2680628, 3350785, 4020942, 6701570, 8041884, 10052355, 13403140, 20104710, 40209420]

約数ペア:

[(1, 40209420), (2, 20104710), (3, 13403140), (4, 10052355), (5, 8041884), (6, 6701570), (10, 4020942), (12, 3350785), (15, 2680628), (17, 2365260), (20, 2010471), (30, 1340314), (34, 1182630), (51, 788420), (60, 670157), (68, 591315), (79, 508980), (85, 473052), (102, 394210), (158, 254490), (170, 236526), (204, 197105), (237, 169660), (255, 157684), (316, 127245), (340, 118263), (395, 101796), (474, 84830), (499, 80580), (510, 78842), (790, 50898), (948, 42415), (998, 40290), (1020, 39421), (1185, 33932), (1343, 29940), (1497, 26860), (1580, 25449), (1996, 20145), (2370, 16966), (2495, 16116), (2686, 14970), (2994, 13430), (4029, 9980), (4740, 8483), (4990, 8058), (5372, 7485), (5988, 6715)]