2231320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 6189120

約数和(自身を除く): 3957800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 613, 728, 910, 1226, 1820, 2452, 3065, 3640, 4291, 4904, 6130, 7969, 8582, 12260, 15938, 17164, 21455, 24520, 31876, 34328, 39845, 42910, 55783, 63752, 79690, 85820, 111566, 159380, 171640, 223132, 278915, 318760, 446264, 557830, 1115660, 2231320]

約数ペア:

[(1, 2231320), (2, 1115660), (4, 557830), (5, 446264), (7, 318760), (8, 278915), (10, 223132), (13, 171640), (14, 159380), (20, 111566), (26, 85820), (28, 79690), (35, 63752), (40, 55783), (52, 42910), (56, 39845), (65, 34328), (70, 31876), (91, 24520), (104, 21455), (130, 17164), (140, 15938), (182, 12260), (260, 8582), (280, 7969), (364, 6130), (455, 4904), (520, 4291), (613, 3640), (728, 3065), (910, 2452), (1226, 1820)]