407288420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{24043}}^1$

素因数の和:24081

約数の個数: 72

約数和(自身を含む): 1074478272

約数和(自身を除く): 667189852

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 16940, 24043, 48086, 96172, 120215, 168301, 240430, 264473, 336602, 480860, 528946, 673204, 841505, 1057892, 1322365, 1683010, 1851311, 2644730, 2909203, 3366020, 3702622, 5289460, 5818406, 7405244, 9256555, 11636812, 14546015, 18513110, 20364421, 29092030, 37026220, 40728842, 58184060, 81457684, 101822105, 203644210, 407288420]

約数ペア:

[(1, 407288420), (2, 203644210), (4, 101822105), (5, 81457684), (7, 58184060), (10, 40728842), (11, 37026220), (14, 29092030), (20, 20364421), (22, 18513110), (28, 14546015), (35, 11636812), (44, 9256555), (55, 7405244), (70, 5818406), (77, 5289460), (110, 3702622), (121, 3366020), (140, 2909203), (154, 2644730), (220, 1851311), (242, 1683010), (308, 1322365), (385, 1057892), (484, 841505), (605, 673204), (770, 528946), (847, 480860), (1210, 336602), (1540, 264473), (1694, 240430), (2420, 168301), (3388, 120215), (4235, 96172), (8470, 48086), (16940, 24043)]