47209160

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^2\times {\mathrm{149}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 108148500

約数和(自身を除く): 60939340

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 149, 178, 298, 356, 445, 596, 712, 745, 890, 1192, 1490, 1780, 2980, 3560, 5960, 7921, 13261, 15842, 26522, 31684, 39605, 53044, 63368, 66305, 79210, 106088, 132610, 158420, 265220, 316840, 530440, 1180229, 2360458, 4720916, 5901145, 9441832, 11802290, 23604580, 47209160]

約数ペア:

[(1, 47209160), (2, 23604580), (4, 11802290), (5, 9441832), (8, 5901145), (10, 4720916), (20, 2360458), (40, 1180229), (89, 530440), (149, 316840), (178, 265220), (298, 158420), (356, 132610), (445, 106088), (596, 79210), (712, 66305), (745, 63368), (890, 53044), (1192, 39605), (1490, 31684), (1780, 26522), (2980, 15842), (3560, 13261), (5960, 7921)]