1399683560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{8861}}^1$

素因数の和:9242

約数の個数: 64

約数和(自身を含む): 3445545600

約数和(自身を除く): 2045862040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 359, 440, 718, 1436, 1795, 2872, 3590, 3949, 7180, 7898, 8861, 14360, 15796, 17722, 19745, 31592, 35444, 39490, 44305, 70888, 78980, 88610, 97471, 157960, 177220, 194942, 354440, 389884, 487355, 779768, 974710, 1949420, 3181099, 3898840, 6362198, 12724396, 15905495, 25448792, 31810990, 34992089, 63621980, 69984178, 127243960, 139968356, 174960445, 279936712, 349920890, 699841780, 1399683560]

約数ペア:

[(1, 1399683560), (2, 699841780), (4, 349920890), (5, 279936712), (8, 174960445), (10, 139968356), (11, 127243960), (20, 69984178), (22, 63621980), (40, 34992089), (44, 31810990), (55, 25448792), (88, 15905495), (110, 12724396), (220, 6362198), (359, 3898840), (440, 3181099), (718, 1949420), (1436, 974710), (1795, 779768), (2872, 487355), (3590, 389884), (3949, 354440), (7180, 194942), (7898, 177220), (8861, 157960), (14360, 97471), (15796, 88610), (17722, 78980), (19745, 70888), (31592, 44305), (35444, 39490)]