1276759988

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{1889}}^1$

素因数の和:2240

約数の個数: 48

約数和(自身を含む): 2590963200

約数和(自身を除く): 1314203212

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 239, 404, 478, 707, 956, 1414, 1673, 1889, 2828, 3346, 3778, 6692, 7556, 13223, 24139, 26446, 48278, 52892, 96556, 168973, 190789, 337946, 381578, 451471, 675892, 763156, 902942, 1335523, 1805884, 2671046, 3160297, 5342092, 6320594, 12641188, 45598571, 91197142, 182394284, 319189997, 638379994, 1276759988]

約数ペア:

[(1, 1276759988), (2, 638379994), (4, 319189997), (7, 182394284), (14, 91197142), (28, 45598571), (101, 12641188), (202, 6320594), (239, 5342092), (404, 3160297), (478, 2671046), (707, 1805884), (956, 1335523), (1414, 902942), (1673, 763156), (1889, 675892), (2828, 451471), (3346, 381578), (3778, 337946), (6692, 190789), (7556, 168973), (13223, 96556), (24139, 52892), (26446, 48278)]