1640555910

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{868019}}^1$

素因数の和:868042

約数の個数: 64

約数和(自身を含む): 4999795200

約数和(自身を除く): 3359239290

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 868019, 1736038, 2604057, 4340095, 5208114, 6076133, 7812171, 8680190, 12152266, 13020285, 15624342, 18228399, 23436513, 26040570, 30380665, 36456798, 39060855, 46873026, 54685197, 60761330, 78121710, 91141995, 109370394, 117182565, 164055591, 182283990, 234365130, 273425985, 328111182, 546851970, 820277955, 1640555910]

約数ペア:

[(1, 1640555910), (2, 820277955), (3, 546851970), (5, 328111182), (6, 273425985), (7, 234365130), (9, 182283990), (10, 164055591), (14, 117182565), (15, 109370394), (18, 91141995), (21, 78121710), (27, 60761330), (30, 54685197), (35, 46873026), (42, 39060855), (45, 36456798), (54, 30380665), (63, 26040570), (70, 23436513), (90, 18228399), (105, 15624342), (126, 13020285), (135, 12152266), (189, 8680190), (210, 7812171), (270, 6076133), (315, 5208114), (378, 4340095), (630, 2604057), (945, 1736038), (1890, 868019)]