4658712220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{271}}^1\times {\mathrm{2381}}^1$

素因数の和:2699

約数の個数: 72

約数和(自身を含む): 10367759808

約数和(自身を除く): 5709047588

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 271, 361, 380, 542, 722, 1084, 1355, 1444, 1805, 2381, 2710, 3610, 4762, 5149, 5420, 7220, 9524, 10298, 11905, 20596, 23810, 25745, 45239, 47620, 51490, 90478, 97831, 102980, 180956, 195662, 226195, 391324, 452390, 489155, 645251, 859541, 904780, 978310, 1290502, 1719082, 1956620, 2581004, 3226255, 3438164, 4297705, 6452510, 8595410, 12259769, 12905020, 17190820, 24519538, 49039076, 61298845, 122597690, 232935611, 245195380, 465871222, 931742444, 1164678055, 2329356110, 4658712220]

約数ペア:

[(1, 4658712220), (2, 2329356110), (4, 1164678055), (5, 931742444), (10, 465871222), (19, 245195380), (20, 232935611), (38, 122597690), (76, 61298845), (95, 49039076), (190, 24519538), (271, 17190820), (361, 12905020), (380, 12259769), (542, 8595410), (722, 6452510), (1084, 4297705), (1355, 3438164), (1444, 3226255), (1805, 2581004), (2381, 1956620), (2710, 1719082), (3610, 1290502), (4762, 978310), (5149, 904780), (5420, 859541), (7220, 645251), (9524, 489155), (10298, 452390), (11905, 391324), (20596, 226195), (23810, 195662), (25745, 180956), (45239, 102980), (47620, 97831), (51490, 90478)]