20452200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 64281600

約数和(自身を除く): 43829400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 89, 100, 120, 150, 178, 200, 267, 300, 356, 383, 445, 534, 600, 712, 766, 890, 1068, 1149, 1335, 1532, 1780, 1915, 2136, 2225, 2298, 2670, 3064, 3560, 3830, 4450, 4596, 5340, 5745, 6675, 7660, 8900, 9192, 9575, 10680, 11490, 13350, 15320, 17800, 19150, 22980, 26700, 28725, 34087, 38300, 45960, 53400, 57450, 68174, 76600, 102261, 114900, 136348, 170435, 204522, 229800, 272696, 340870, 409044, 511305, 681740, 818088, 852175, 1022610, 1363480, 1704350, 2045220, 2556525, 3408700, 4090440, 5113050, 6817400, 10226100, 20452200]

約数ペア:

[(1, 20452200), (2, 10226100), (3, 6817400), (4, 5113050), (5, 4090440), (6, 3408700), (8, 2556525), (10, 2045220), (12, 1704350), (15, 1363480), (20, 1022610), (24, 852175), (25, 818088), (30, 681740), (40, 511305), (50, 409044), (60, 340870), (75, 272696), (89, 229800), (100, 204522), (120, 170435), (150, 136348), (178, 114900), (200, 102261), (267, 76600), (300, 68174), (356, 57450), (383, 53400), (445, 45960), (534, 38300), (600, 34087), (712, 28725), (766, 26700), (890, 22980), (1068, 19150), (1149, 17800), (1335, 15320), (1532, 13350), (1780, 11490), (1915, 10680), (2136, 9575), (2225, 9192), (2298, 8900), (2670, 7660), (3064, 6675), (3560, 5745), (3830, 5340), (4450, 4596)]