439069840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{3061}}^1$

素因数の和:3248

約数の個数: 80

約数和(自身を含む): 1120838976

約数和(自身を除く): 681769136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 163, 176, 220, 326, 440, 652, 815, 880, 1304, 1630, 1793, 2608, 3061, 3260, 3586, 6122, 6520, 7172, 8965, 12244, 13040, 14344, 15305, 17930, 24488, 28688, 30610, 33671, 35860, 48976, 61220, 67342, 71720, 122440, 134684, 143440, 168355, 244880, 269368, 336710, 498943, 538736, 673420, 997886, 1346840, 1995772, 2494715, 2693680, 3991544, 4989430, 5488373, 7983088, 9978860, 10976746, 19957720, 21953492, 27441865, 39915440, 43906984, 54883730, 87813968, 109767460, 219534920, 439069840]

約数ペア:

[(1, 439069840), (2, 219534920), (4, 109767460), (5, 87813968), (8, 54883730), (10, 43906984), (11, 39915440), (16, 27441865), (20, 21953492), (22, 19957720), (40, 10976746), (44, 9978860), (55, 7983088), (80, 5488373), (88, 4989430), (110, 3991544), (163, 2693680), (176, 2494715), (220, 1995772), (326, 1346840), (440, 997886), (652, 673420), (815, 538736), (880, 498943), (1304, 336710), (1630, 269368), (1793, 244880), (2608, 168355), (3061, 143440), (3260, 134684), (3586, 122440), (6122, 71720), (6520, 67342), (7172, 61220), (8965, 48976), (12244, 35860), (13040, 33671), (14344, 30610), (15305, 28688), (17930, 24488)]