43952020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 96

約数和(自身を含む): 110880000

約数和(自身を除く): 66927980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 149, 172, 196, 215, 245, 298, 301, 343, 430, 490, 596, 602, 686, 745, 860, 980, 1043, 1204, 1372, 1490, 1505, 1715, 2086, 2107, 2980, 3010, 3430, 4172, 4214, 5215, 6020, 6407, 6860, 7301, 8428, 10430, 10535, 12814, 14602, 14749, 20860, 21070, 25628, 29204, 29498, 32035, 36505, 42140, 44849, 51107, 58996, 64070, 73010, 73745, 89698, 102214, 128140, 146020, 147490, 179396, 204428, 224245, 255535, 294980, 313943, 448490, 511070, 627886, 896980, 1022140, 1255772, 1569715, 2197601, 3139430, 4395202, 6278860, 8790404, 10988005, 21976010, 43952020]

約数ペア:

[(1, 43952020), (2, 21976010), (4, 10988005), (5, 8790404), (7, 6278860), (10, 4395202), (14, 3139430), (20, 2197601), (28, 1569715), (35, 1255772), (43, 1022140), (49, 896980), (70, 627886), (86, 511070), (98, 448490), (140, 313943), (149, 294980), (172, 255535), (196, 224245), (215, 204428), (245, 179396), (298, 147490), (301, 146020), (343, 128140), (430, 102214), (490, 89698), (596, 73745), (602, 73010), (686, 64070), (745, 58996), (860, 51107), (980, 44849), (1043, 42140), (1204, 36505), (1372, 32035), (1490, 29498), (1505, 29204), (1715, 25628), (2086, 21070), (2107, 20860), (2980, 14749), (3010, 14602), (3430, 12814), (4172, 10535), (4214, 10430), (5215, 8428), (6020, 7301), (6407, 6860)]