4039778860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{817769}}^1$

素因数の和:817810

約数の個数: 48

約数和(自身を含む): 9616975200

約数和(自身を除く): 5577196340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 817769, 1635538, 3271076, 4088845, 8177690, 10630997, 15537611, 16355380, 21261994, 31075222, 42523988, 53154985, 62150444, 77688055, 106309970, 155376110, 201988943, 212619940, 310752220, 403977886, 807955772, 1009944715, 2019889430, 4039778860]

約数ペア:

[(1, 4039778860), (2, 2019889430), (4, 1009944715), (5, 807955772), (10, 403977886), (13, 310752220), (19, 212619940), (20, 201988943), (26, 155376110), (38, 106309970), (52, 77688055), (65, 62150444), (76, 53154985), (95, 42523988), (130, 31075222), (190, 21261994), (247, 16355380), (260, 15537611), (380, 10630997), (494, 8177690), (988, 4088845), (1235, 3271076), (2470, 1635538), (4940, 817769)]