1036456280

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{1423}}^1$

素因数の和:1704

約数の個数: 64

約数和(自身を含む): 2368396800

約数和(自身を除く): 1331940520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 139, 262, 278, 524, 556, 655, 695, 1048, 1112, 1310, 1390, 1423, 2620, 2780, 2846, 5240, 5560, 5692, 7115, 11384, 14230, 18209, 28460, 36418, 56920, 72836, 91045, 145672, 182090, 186413, 197797, 364180, 372826, 395594, 728360, 745652, 791188, 932065, 988985, 1491304, 1582376, 1864130, 1977970, 3728260, 3955940, 7456520, 7911880, 25911407, 51822814, 103645628, 129557035, 207291256, 259114070, 518228140, 1036456280]

約数ペア:

[(1, 1036456280), (2, 518228140), (4, 259114070), (5, 207291256), (8, 129557035), (10, 103645628), (20, 51822814), (40, 25911407), (131, 7911880), (139, 7456520), (262, 3955940), (278, 3728260), (524, 1977970), (556, 1864130), (655, 1582376), (695, 1491304), (1048, 988985), (1112, 932065), (1310, 791188), (1390, 745652), (1423, 728360), (2620, 395594), (2780, 372826), (2846, 364180), (5240, 197797), (5560, 186413), (5692, 182090), (7115, 145672), (11384, 91045), (14230, 72836), (18209, 56920), (28460, 36418)]