223813840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{164569}}^1$

素因数の和:164599

約数の個数: 40

約数和(自身を含む): 550980360

約数和(自身を除く): 327166520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 164569, 329138, 658276, 822845, 1316552, 1645690, 2633104, 2797673, 3291380, 5595346, 6582760, 11190692, 13165520, 13988365, 22381384, 27976730, 44762768, 55953460, 111906920, 223813840]

約数ペア:

[(1, 223813840), (2, 111906920), (4, 55953460), (5, 44762768), (8, 27976730), (10, 22381384), (16, 13988365), (17, 13165520), (20, 11190692), (34, 6582760), (40, 5595346), (68, 3291380), (80, 2797673), (85, 2633104), (136, 1645690), (170, 1316552), (272, 822845), (340, 658276), (680, 329138), (1360, 164569)]