196913240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{419}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 459648000

約数和(自身を除く): 262734760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 379, 419, 620, 758, 838, 1240, 1516, 1676, 1895, 2095, 3032, 3352, 3790, 4190, 7580, 8380, 11749, 12989, 15160, 16760, 23498, 25978, 46996, 51956, 58745, 64945, 93992, 103912, 117490, 129890, 158801, 234980, 259780, 317602, 469960, 519560, 635204, 794005, 1270408, 1588010, 3176020, 4922831, 6352040, 9845662, 19691324, 24614155, 39382648, 49228310, 98456620, 196913240]

約数ペア:

[(1, 196913240), (2, 98456620), (4, 49228310), (5, 39382648), (8, 24614155), (10, 19691324), (20, 9845662), (31, 6352040), (40, 4922831), (62, 3176020), (124, 1588010), (155, 1270408), (248, 794005), (310, 635204), (379, 519560), (419, 469960), (620, 317602), (758, 259780), (838, 234980), (1240, 158801), (1516, 129890), (1676, 117490), (1895, 103912), (2095, 93992), (3032, 64945), (3352, 58745), (3790, 51956), (4190, 46996), (7580, 25978), (8380, 23498), (11749, 16760), (12989, 15160)]