977648860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{36671}}^1$

素因数の和:36754

約数の個数: 48

約数和(自身を含む): 2168635392

約数和(自身を除く): 1190986532

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 5332, 6665, 13330, 26660, 36671, 73342, 146684, 183355, 366710, 733420, 1136801, 1576853, 2273602, 3153706, 4547204, 5684005, 6307412, 7884265, 11368010, 15768530, 22736020, 31537060, 48882443, 97764886, 195529772, 244412215, 488824430, 977648860]

約数ペア:

[(1, 977648860), (2, 488824430), (4, 244412215), (5, 195529772), (10, 97764886), (20, 48882443), (31, 31537060), (43, 22736020), (62, 15768530), (86, 11368010), (124, 7884265), (155, 6307412), (172, 5684005), (215, 4547204), (310, 3153706), (430, 2273602), (620, 1576853), (860, 1136801), (1333, 733420), (2666, 366710), (5332, 183355), (6665, 146684), (13330, 73342), (26660, 36671)]