8040570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 20680704

約数和(自身を除く): 12640134

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 69, 86, 115, 129, 138, 215, 230, 258, 271, 345, 430, 542, 645, 690, 813, 989, 1290, 1355, 1626, 1978, 2710, 2967, 4065, 4945, 5934, 6233, 8130, 9890, 11653, 12466, 14835, 18699, 23306, 29670, 31165, 34959, 37398, 58265, 62330, 69918, 93495, 116530, 174795, 186990, 268019, 349590, 536038, 804057, 1340095, 1608114, 2680190, 4020285, 8040570]

約数ペア:

[(1, 8040570), (2, 4020285), (3, 2680190), (5, 1608114), (6, 1340095), (10, 804057), (15, 536038), (23, 349590), (30, 268019), (43, 186990), (46, 174795), (69, 116530), (86, 93495), (115, 69918), (129, 62330), (138, 58265), (215, 37398), (230, 34959), (258, 31165), (271, 29670), (345, 23306), (430, 18699), (542, 14835), (645, 12466), (690, 11653), (813, 9890), (989, 8130), (1290, 6233), (1355, 5934), (1626, 4945), (1978, 4065), (2710, 2967)]