47873980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4441}}^1$

素因数の和:4475

約数の個数: 72

約数和(自身を含む): 127609776

約数和(自身を除く): 79735796

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 4441, 5390, 8882, 10780, 17764, 22205, 31087, 44410, 48851, 62174, 88820, 97702, 124348, 155435, 195404, 217609, 244255, 310870, 341957, 435218, 488510, 621740, 683914, 870436, 977020, 1088045, 1367828, 1709785, 2176090, 2393699, 3419570, 4352180, 4787398, 6839140, 9574796, 11968495, 23936990, 47873980]

約数ペア:

[(1, 47873980), (2, 23936990), (4, 11968495), (5, 9574796), (7, 6839140), (10, 4787398), (11, 4352180), (14, 3419570), (20, 2393699), (22, 2176090), (28, 1709785), (35, 1367828), (44, 1088045), (49, 977020), (55, 870436), (70, 683914), (77, 621740), (98, 488510), (110, 435218), (140, 341957), (154, 310870), (196, 244255), (220, 217609), (245, 195404), (308, 155435), (385, 124348), (490, 97702), (539, 88820), (770, 62174), (980, 48851), (1078, 44410), (1540, 31087), (2156, 22205), (2695, 17764), (4441, 10780), (5390, 8882)]