745221890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{599}}^1\times {\mathrm{2539}}^1$

素因数の和:3159

約数の個数: 48

約数和(自身を含む): 1563624000

約数和(自身を除く): 818402110

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 599, 1198, 2539, 2995, 4193, 5078, 5990, 8386, 12695, 17773, 20965, 25390, 29351, 35546, 41930, 58702, 88865, 124411, 146755, 177730, 248822, 293510, 622055, 1244110, 1520861, 3041722, 7604305, 10646027, 15208610, 21292054, 53230135, 74522189, 106460270, 149044378, 372610945, 745221890]

約数ペア:

[(1, 745221890), (2, 372610945), (5, 149044378), (7, 106460270), (10, 74522189), (14, 53230135), (35, 21292054), (49, 15208610), (70, 10646027), (98, 7604305), (245, 3041722), (490, 1520861), (599, 1244110), (1198, 622055), (2539, 293510), (2995, 248822), (4193, 177730), (5078, 146755), (5990, 124411), (8386, 88865), (12695, 58702), (17773, 41930), (20965, 35546), (25390, 29351)]