388870270

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{2789}}^1$

素因数の和:3060

約数の個数: 32

約数和(自身を含む): 713525760

約数和(自身を除く): 324655490

約数列:

[1, 2, 5, 10, 73, 146, 191, 365, 382, 730, 955, 1910, 2789, 5578, 13943, 13945, 27886, 27890, 69715, 139430, 203597, 407194, 532699, 1017985, 1065398, 2035970, 2663495, 5326990, 38887027, 77774054, 194435135, 388870270]

約数ペア:

[(1, 388870270), (2, 194435135), (5, 77774054), (10, 38887027), (73, 5326990), (146, 2663495), (191, 2035970), (365, 1065398), (382, 1017985), (730, 532699), (955, 407194), (1910, 203597), (2789, 139430), (5578, 69715), (13943, 27890), (13945, 27886)]