404852560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23321}}^1$

素因数の和:23372

約数の個数: 80

約数和(自身を含む): 1110500352

約数和(自身を除く): 705647792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 23321, 46642, 93284, 116605, 163247, 186568, 233210, 326494, 373136, 466420, 652988, 722951, 816235, 932840, 1305976, 1445902, 1632470, 1865680, 2611952, 2891804, 3264940, 3614755, 5060657, 5783608, 6529880, 7229510, 10121314, 11567216, 13059760, 14459020, 20242628, 25303285, 28918040, 40485256, 50606570, 57836080, 80970512, 101213140, 202426280, 404852560]

約数ペア:

[(1, 404852560), (2, 202426280), (4, 101213140), (5, 80970512), (7, 57836080), (8, 50606570), (10, 40485256), (14, 28918040), (16, 25303285), (20, 20242628), (28, 14459020), (31, 13059760), (35, 11567216), (40, 10121314), (56, 7229510), (62, 6529880), (70, 5783608), (80, 5060657), (112, 3614755), (124, 3264940), (140, 2891804), (155, 2611952), (217, 1865680), (248, 1632470), (280, 1445902), (310, 1305976), (434, 932840), (496, 816235), (560, 722951), (620, 652988), (868, 466420), (1085, 373136), (1240, 326494), (1736, 233210), (2170, 186568), (2480, 163247), (3472, 116605), (4340, 93284), (8680, 46642), (17360, 23321)]