20802531360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3333739}}^1$

素因数の和:3333770

約数の個数: 96

約数和(自身を含む): 70568608320

約数和(自身を除く): 49766076960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 3333739, 6667478, 10001217, 13334956, 16668695, 20002434, 26669912, 33337390, 40004868, 43338607, 50006085, 53339824, 66674780, 80009736, 86677214, 100012170, 106679648, 130015821, 133349560, 160019472, 173354428, 200024340, 216693035, 260031642, 266699120, 320038944, 346708856, 400048680, 433386070, 520063284, 533398240, 650079105, 693417712, 800097360, 866772140, 1040126568, 1300158210, 1386835424, 1600194720, 1733544280, 2080253136, 2600316420, 3467088560, 4160506272, 5200632840, 6934177120, 10401265680, 20802531360]

約数ペア:

[(1, 20802531360), (2, 10401265680), (3, 6934177120), (4, 5200632840), (5, 4160506272), (6, 3467088560), (8, 2600316420), (10, 2080253136), (12, 1733544280), (13, 1600194720), (15, 1386835424), (16, 1300158210), (20, 1040126568), (24, 866772140), (26, 800097360), (30, 693417712), (32, 650079105), (39, 533398240), (40, 520063284), (48, 433386070), (52, 400048680), (60, 346708856), (65, 320038944), (78, 266699120), (80, 260031642), (96, 216693035), (104, 200024340), (120, 173354428), (130, 160019472), (156, 133349560), (160, 130015821), (195, 106679648), (208, 100012170), (240, 86677214), (260, 80009736), (312, 66674780), (390, 53339824), (416, 50006085), (480, 43338607), (520, 40004868), (624, 33337390), (780, 26669912), (1040, 20002434), (1248, 16668695), (1560, 13334956), (2080, 10001217), (3120, 6667478), (6240, 3333739)]