1385655370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{2003}}^1$

素因数の和:2371

約数の個数: 64

約数和(自身を含む): 2874216960

約数和(自身を除く): 1488561590

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 331, 418, 662, 1045, 1655, 2003, 2090, 3310, 3641, 4006, 6289, 7282, 10015, 12578, 18205, 20030, 22033, 31445, 36410, 38057, 44066, 62890, 69179, 76114, 110165, 138358, 190285, 220330, 345895, 380570, 418627, 662993, 691790, 837254, 1325986, 2093135, 3314965, 4186270, 6629930, 7292923, 12596867, 14585846, 25193734, 36464615, 62984335, 72929230, 125968670, 138565537, 277131074, 692827685, 1385655370]

約数ペア:

[(1, 1385655370), (2, 692827685), (5, 277131074), (10, 138565537), (11, 125968670), (19, 72929230), (22, 62984335), (38, 36464615), (55, 25193734), (95, 14585846), (110, 12596867), (190, 7292923), (209, 6629930), (331, 4186270), (418, 3314965), (662, 2093135), (1045, 1325986), (1655, 837254), (2003, 691790), (2090, 662993), (3310, 418627), (3641, 380570), (4006, 345895), (6289, 220330), (7282, 190285), (10015, 138358), (12578, 110165), (18205, 76114), (20030, 69179), (22033, 62890), (31445, 44066), (36410, 38057)]