4978220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 11557728

約数和(自身を除く): 6579508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 467, 533, 820, 934, 1066, 1868, 2132, 2335, 2665, 4670, 5330, 6071, 9340, 10660, 12142, 19147, 24284, 30355, 38294, 60710, 76588, 95735, 121420, 191470, 248911, 382940, 497822, 995644, 1244555, 2489110, 4978220]

約数ペア:

[(1, 4978220), (2, 2489110), (4, 1244555), (5, 995644), (10, 497822), (13, 382940), (20, 248911), (26, 191470), (41, 121420), (52, 95735), (65, 76588), (82, 60710), (130, 38294), (164, 30355), (205, 24284), (260, 19147), (410, 12142), (467, 10660), (533, 9340), (820, 6071), (934, 5330), (1066, 4670), (1868, 2665), (2132, 2335)]