1227714020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{9817}}^1$

素因数の和:9889

約数の個数: 72

約数和(自身を含む): 2867523624

約数和(自身を除く): 1639809604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 169, 185, 260, 338, 370, 481, 676, 740, 845, 962, 1690, 1924, 2405, 3380, 4810, 6253, 9620, 9817, 12506, 19634, 25012, 31265, 39268, 49085, 62530, 98170, 125060, 127621, 196340, 255242, 363229, 510484, 638105, 726458, 1276210, 1452916, 1659073, 1816145, 2552420, 3318146, 3632290, 4721977, 6636292, 7264580, 8295365, 9443954, 16590730, 18887908, 23609885, 33181460, 47219770, 61385701, 94439540, 122771402, 245542804, 306928505, 613857010, 1227714020]

約数ペア:

[(1, 1227714020), (2, 613857010), (4, 306928505), (5, 245542804), (10, 122771402), (13, 94439540), (20, 61385701), (26, 47219770), (37, 33181460), (52, 23609885), (65, 18887908), (74, 16590730), (130, 9443954), (148, 8295365), (169, 7264580), (185, 6636292), (260, 4721977), (338, 3632290), (370, 3318146), (481, 2552420), (676, 1816145), (740, 1659073), (845, 1452916), (962, 1276210), (1690, 726458), (1924, 638105), (2405, 510484), (3380, 363229), (4810, 255242), (6253, 196340), (9620, 127621), (9817, 125060), (12506, 98170), (19634, 62530), (25012, 49085), (31265, 39268)]