1431351220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{691}}^1$

素因数の和:1001

約数の個数: 96

約数和(自身を含む): 3359333376

約数和(自身を除く): 1927982156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 257, 260, 310, 403, 514, 620, 691, 806, 1028, 1285, 1382, 1612, 2015, 2570, 2764, 3341, 3455, 4030, 5140, 6682, 6910, 7967, 8060, 8983, 13364, 13820, 15934, 16705, 17966, 21421, 31868, 33410, 35932, 39835, 42842, 44915, 66820, 79670, 85684, 89830, 103571, 107105, 159340, 177587, 179660, 207142, 214210, 278473, 355174, 414284, 428420, 517855, 556946, 710348, 887935, 1035710, 1113892, 1392365, 1775870, 2071420, 2308631, 2784730, 3551740, 4617262, 5505197, 5569460, 9234524, 11010394, 11543155, 22020788, 23086310, 27525985, 46172620, 55051970, 71567561, 110103940, 143135122, 286270244, 357837805, 715675610, 1431351220]

約数ペア:

[(1, 1431351220), (2, 715675610), (4, 357837805), (5, 286270244), (10, 143135122), (13, 110103940), (20, 71567561), (26, 55051970), (31, 46172620), (52, 27525985), (62, 23086310), (65, 22020788), (124, 11543155), (130, 11010394), (155, 9234524), (257, 5569460), (260, 5505197), (310, 4617262), (403, 3551740), (514, 2784730), (620, 2308631), (691, 2071420), (806, 1775870), (1028, 1392365), (1285, 1113892), (1382, 1035710), (1612, 887935), (2015, 710348), (2570, 556946), (2764, 517855), (3341, 428420), (3455, 414284), (4030, 355174), (5140, 278473), (6682, 214210), (6910, 207142), (7967, 179660), (8060, 177587), (8983, 159340), (13364, 107105), (13820, 103571), (15934, 89830), (16705, 85684), (17966, 79670), (21421, 66820), (31868, 44915), (33410, 42842), (35932, 39835)]