18824580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4547}}^1$

素因数の和:4585

約数の個数: 72

約数和(自身を含む): 59596992

約数和(自身を除く): 40772412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 4547, 9094, 13641, 18188, 22735, 27282, 40923, 45470, 54564, 68205, 81846, 90940, 104581, 136410, 163692, 204615, 209162, 272820, 313743, 409230, 418324, 522905, 627486, 818460, 941229, 1045810, 1254972, 1568715, 1882458, 2091620, 3137430, 3764916, 4706145, 6274860, 9412290, 18824580]

約数ペア:

[(1, 18824580), (2, 9412290), (3, 6274860), (4, 4706145), (5, 3764916), (6, 3137430), (9, 2091620), (10, 1882458), (12, 1568715), (15, 1254972), (18, 1045810), (20, 941229), (23, 818460), (30, 627486), (36, 522905), (45, 418324), (46, 409230), (60, 313743), (69, 272820), (90, 209162), (92, 204615), (115, 163692), (138, 136410), (180, 104581), (207, 90940), (230, 81846), (276, 68205), (345, 54564), (414, 45470), (460, 40923), (690, 27282), (828, 22735), (1035, 18188), (1380, 13641), (2070, 9094), (4140, 4547)]