4380212120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{69439}}^1$

素因数の和:69552

約数の個数: 64

約数和(自身を含む): 10499328000

約数和(自身を除く): 6119115880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 83, 95, 152, 166, 190, 332, 380, 415, 664, 760, 830, 1577, 1660, 3154, 3320, 6308, 7885, 12616, 15770, 31540, 63080, 69439, 138878, 277756, 347195, 555512, 694390, 1319341, 1388780, 2638682, 2777560, 5277364, 5763437, 6596705, 10554728, 11526874, 13193410, 23053748, 26386820, 28817185, 46107496, 52773640, 57634370, 109505303, 115268740, 219010606, 230537480, 438021212, 547526515, 876042424, 1095053030, 2190106060, 4380212120]

約数ペア:

[(1, 4380212120), (2, 2190106060), (4, 1095053030), (5, 876042424), (8, 547526515), (10, 438021212), (19, 230537480), (20, 219010606), (38, 115268740), (40, 109505303), (76, 57634370), (83, 52773640), (95, 46107496), (152, 28817185), (166, 26386820), (190, 23053748), (332, 13193410), (380, 11526874), (415, 10554728), (664, 6596705), (760, 5763437), (830, 5277364), (1577, 2777560), (1660, 2638682), (3154, 1388780), (3320, 1319341), (6308, 694390), (7885, 555512), (12616, 347195), (15770, 277756), (31540, 138878), (63080, 69439)]