1838263420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{60509}}^1$

素因数の和:60563

約数の個数: 72

約数和(自身を含む): 4635550080

約数和(自身を除く): 2797286660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 7595, 15190, 30380, 60509, 121018, 242036, 302545, 423563, 605090, 847126, 1210180, 1694252, 1875779, 2117815, 2964941, 3751558, 4235630, 5929882, 7503116, 8471260, 9378895, 11859764, 13130453, 14824705, 18757790, 26260906, 29649410, 37515580, 52521812, 59298820, 65652265, 91913171, 131304530, 183826342, 262609060, 367652684, 459565855, 919131710, 1838263420]

約数ペア:

[(1, 1838263420), (2, 919131710), (4, 459565855), (5, 367652684), (7, 262609060), (10, 183826342), (14, 131304530), (20, 91913171), (28, 65652265), (31, 59298820), (35, 52521812), (49, 37515580), (62, 29649410), (70, 26260906), (98, 18757790), (124, 14824705), (140, 13130453), (155, 11859764), (196, 9378895), (217, 8471260), (245, 7503116), (310, 5929882), (434, 4235630), (490, 3751558), (620, 2964941), (868, 2117815), (980, 1875779), (1085, 1694252), (1519, 1210180), (2170, 847126), (3038, 605090), (4340, 423563), (6076, 302545), (7595, 242036), (15190, 121018), (30380, 60509)]