1993607590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:817

約数の個数: 64

約数和(自身を含む): 3914386560

約数和(自身を除く): 1920778970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 167, 229, 334, 401, 458, 802, 835, 1145, 1670, 2005, 2171, 2290, 2977, 4010, 4342, 5213, 5954, 10426, 10855, 14885, 21710, 26065, 29770, 38243, 52130, 66967, 76486, 91829, 133934, 183658, 191215, 334835, 382430, 459145, 497159, 669670, 870571, 918290, 994318, 1193777, 1741142, 2387554, 2485795, 4352855, 4971590, 5968885, 8705710, 11937770, 15335443, 30670886, 76677215, 153354430, 199360759, 398721518, 996803795, 1993607590]

約数ペア:

[(1, 1993607590), (2, 996803795), (5, 398721518), (10, 199360759), (13, 153354430), (26, 76677215), (65, 30670886), (130, 15335443), (167, 11937770), (229, 8705710), (334, 5968885), (401, 4971590), (458, 4352855), (802, 2485795), (835, 2387554), (1145, 1741142), (1670, 1193777), (2005, 994318), (2171, 918290), (2290, 870571), (2977, 669670), (4010, 497159), (4342, 459145), (5213, 382430), (5954, 334835), (10426, 191215), (10855, 183658), (14885, 133934), (21710, 91829), (26065, 76486), (29770, 66967), (38243, 52130)]