833366980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{16741}}^1$

素因数の和:16900

約数の個数: 48

約数和(自身を含む): 1856352960

約数和(自身を除く): 1022985980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 655, 1310, 2489, 2620, 4978, 9956, 12445, 16741, 24890, 33482, 49780, 66964, 83705, 167410, 318079, 334820, 636158, 1272316, 1590395, 2193071, 3180790, 4386142, 6361580, 8772284, 10965355, 21930710, 41668349, 43861420, 83336698, 166673396, 208341745, 416683490, 833366980]

約数ペア:

[(1, 833366980), (2, 416683490), (4, 208341745), (5, 166673396), (10, 83336698), (19, 43861420), (20, 41668349), (38, 21930710), (76, 10965355), (95, 8772284), (131, 6361580), (190, 4386142), (262, 3180790), (380, 2193071), (524, 1590395), (655, 1272316), (1310, 636158), (2489, 334820), (2620, 318079), (4978, 167410), (9956, 83705), (12445, 66964), (16741, 49780), (24890, 33482)]