13863820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 30643200

約数和(自身を除く): 16779380

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 379, 590, 620, 758, 1180, 1516, 1829, 1895, 3658, 3790, 7316, 7580, 9145, 11749, 18290, 22361, 23498, 36580, 44722, 46996, 58745, 89444, 111805, 117490, 223610, 234980, 447220, 693191, 1386382, 2772764, 3465955, 6931910, 13863820]

約数ペア:

[(1, 13863820), (2, 6931910), (4, 3465955), (5, 2772764), (10, 1386382), (20, 693191), (31, 447220), (59, 234980), (62, 223610), (118, 117490), (124, 111805), (155, 89444), (236, 58745), (295, 46996), (310, 44722), (379, 36580), (590, 23498), (620, 22361), (758, 18290), (1180, 11749), (1516, 9145), (1829, 7580), (1895, 7316), (3658, 3790)]