2021944720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{12347}}^1$

素因数の和:12472

約数の個数: 80

約数和(自身を含む): 4960932480

約数和(自身を除く): 2938987760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 356, 368, 445, 460, 712, 890, 920, 1424, 1780, 1840, 2047, 3560, 4094, 7120, 8188, 10235, 12347, 16376, 20470, 24694, 32752, 40940, 49388, 61735, 81880, 98776, 123470, 163760, 197552, 246940, 283981, 493880, 567962, 987760, 1098883, 1135924, 1419905, 2197766, 2271848, 2839810, 4395532, 4543696, 5494415, 5679620, 8791064, 10988830, 11359240, 17582128, 21977660, 22718480, 25274309, 43955320, 50548618, 87910640, 101097236, 126371545, 202194472, 252743090, 404388944, 505486180, 1010972360, 2021944720]

約数ペア:

[(1, 2021944720), (2, 1010972360), (4, 505486180), (5, 404388944), (8, 252743090), (10, 202194472), (16, 126371545), (20, 101097236), (23, 87910640), (40, 50548618), (46, 43955320), (80, 25274309), (89, 22718480), (92, 21977660), (115, 17582128), (178, 11359240), (184, 10988830), (230, 8791064), (356, 5679620), (368, 5494415), (445, 4543696), (460, 4395532), (712, 2839810), (890, 2271848), (920, 2197766), (1424, 1419905), (1780, 1135924), (1840, 1098883), (2047, 987760), (3560, 567962), (4094, 493880), (7120, 283981), (8188, 246940), (10235, 197552), (12347, 163760), (16376, 123470), (20470, 98776), (24694, 81880), (32752, 61735), (40940, 49388)]