29831920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:590

約数の個数: 80

約数和(自身を含む): 74852352

約数和(自身を除く): 45020432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 523, 620, 713, 920, 1046, 1240, 1426, 1840, 2092, 2480, 2615, 2852, 3565, 4184, 5230, 5704, 7130, 8368, 10460, 11408, 12029, 14260, 16213, 20920, 24058, 28520, 32426, 41840, 48116, 57040, 60145, 64852, 81065, 96232, 120290, 129704, 162130, 192464, 240580, 259408, 324260, 372899, 481160, 648520, 745798, 962320, 1297040, 1491596, 1864495, 2983192, 3728990, 5966384, 7457980, 14915960, 29831920]

約数ペア:

[(1, 29831920), (2, 14915960), (4, 7457980), (5, 5966384), (8, 3728990), (10, 2983192), (16, 1864495), (20, 1491596), (23, 1297040), (31, 962320), (40, 745798), (46, 648520), (62, 481160), (80, 372899), (92, 324260), (115, 259408), (124, 240580), (155, 192464), (184, 162130), (230, 129704), (248, 120290), (310, 96232), (368, 81065), (460, 64852), (496, 60145), (523, 57040), (620, 48116), (713, 41840), (920, 32426), (1046, 28520), (1240, 24058), (1426, 20920), (1840, 16213), (2092, 14260), (2480, 12029), (2615, 11408), (2852, 10460), (3565, 8368), (4184, 7130), (5230, 5704)]