3460280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 8532000

約数和(自身を除く): 5071720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 157, 190, 232, 290, 314, 380, 551, 580, 628, 760, 785, 1102, 1160, 1256, 1570, 2204, 2755, 2983, 3140, 4408, 4553, 5510, 5966, 6280, 9106, 11020, 11932, 14915, 18212, 22040, 22765, 23864, 29830, 36424, 45530, 59660, 86507, 91060, 119320, 173014, 182120, 346028, 432535, 692056, 865070, 1730140, 3460280]

約数ペア:

[(1, 3460280), (2, 1730140), (4, 865070), (5, 692056), (8, 432535), (10, 346028), (19, 182120), (20, 173014), (29, 119320), (38, 91060), (40, 86507), (58, 59660), (76, 45530), (95, 36424), (116, 29830), (145, 23864), (152, 22765), (157, 22040), (190, 18212), (232, 14915), (290, 11932), (314, 11020), (380, 9106), (551, 6280), (580, 5966), (628, 5510), (760, 4553), (785, 4408), (1102, 3140), (1160, 2983), (1256, 2755), (1570, 2204)]