19470420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4703}}^1$

素因数の和:4741

約数の個数: 72

約数和(自身を含む): 61641216

約数和(自身を除く): 42170796

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, 4703, 9406, 14109, 18812, 23515, 28218, 42327, 47030, 56436, 70545, 84654, 94060, 108169, 141090, 169308, 211635, 216338, 282180, 324507, 423270, 432676, 540845, 649014, 846540, 973521, 1081690, 1298028, 1622535, 1947042, 2163380, 3245070, 3894084, 4867605, 6490140, 9735210, 19470420]

約数ペア:

[(1, 19470420), (2, 9735210), (3, 6490140), (4, 4867605), (5, 3894084), (6, 3245070), (9, 2163380), (10, 1947042), (12, 1622535), (15, 1298028), (18, 1081690), (20, 973521), (23, 846540), (30, 649014), (36, 540845), (45, 432676), (46, 423270), (60, 324507), (69, 282180), (90, 216338), (92, 211635), (115, 169308), (138, 141090), (180, 108169), (207, 94060), (230, 84654), (276, 70545), (345, 56436), (414, 47030), (460, 42327), (690, 28218), (828, 23515), (1035, 18812), (1380, 14109), (2070, 9406), (4140, 4703)]