826454020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{310697}}^1$

素因数の和:310732

約数の個数: 48

約数和(自身を含む): 2087890560

約数和(自身を除く): 1261436540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 310697, 621394, 1242788, 1553485, 2174879, 3106970, 4349758, 5903243, 6213940, 8699516, 10874395, 11806486, 21748790, 23612972, 29516215, 41322701, 43497580, 59032430, 82645402, 118064860, 165290804, 206613505, 413227010, 826454020]

約数ペア:

[(1, 826454020), (2, 413227010), (4, 206613505), (5, 165290804), (7, 118064860), (10, 82645402), (14, 59032430), (19, 43497580), (20, 41322701), (28, 29516215), (35, 23612972), (38, 21748790), (70, 11806486), (76, 10874395), (95, 8699516), (133, 6213940), (140, 5903243), (190, 4349758), (266, 3106970), (380, 2174879), (532, 1553485), (665, 1242788), (1330, 621394), (2660, 310697)]