2018792360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{22441}}^1$

素因数の和:22638

約数の個数: 64

約数和(自身を含む): 4920184080

約数和(自身を除く): 2901391720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 173, 260, 346, 520, 692, 865, 1384, 1730, 2249, 3460, 4498, 6920, 8996, 11245, 17992, 22441, 22490, 44882, 44980, 89764, 89960, 112205, 179528, 224410, 291733, 448820, 583466, 897640, 1166932, 1458665, 2333864, 2917330, 3882293, 5834660, 7764586, 11669320, 15529172, 19411465, 31058344, 38822930, 50469809, 77645860, 100939618, 155291720, 201879236, 252349045, 403758472, 504698090, 1009396180, 2018792360]

約数ペア:

[(1, 2018792360), (2, 1009396180), (4, 504698090), (5, 403758472), (8, 252349045), (10, 201879236), (13, 155291720), (20, 100939618), (26, 77645860), (40, 50469809), (52, 38822930), (65, 31058344), (104, 19411465), (130, 15529172), (173, 11669320), (260, 7764586), (346, 5834660), (520, 3882293), (692, 2917330), (865, 2333864), (1384, 1458665), (1730, 1166932), (2249, 897640), (3460, 583466), (4498, 448820), (6920, 291733), (8996, 224410), (11245, 179528), (17992, 112205), (22441, 89960), (22490, 89764), (44882, 44980)]