1328404360

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{2791}}^1$

素因数の和:3038

約数の個数: 64

約数和(自身を含む): 3049534080

約数和(自身を除く): 1721129720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 163, 292, 326, 365, 584, 652, 730, 815, 1304, 1460, 1630, 2791, 2920, 3260, 5582, 6520, 11164, 11899, 13955, 22328, 23798, 27910, 47596, 55820, 59495, 95192, 111640, 118990, 203743, 237980, 407486, 454933, 475960, 814972, 909866, 1018715, 1629944, 1819732, 2037430, 2274665, 3639464, 4074860, 4549330, 8149720, 9098660, 18197320, 33210109, 66420218, 132840436, 166050545, 265680872, 332101090, 664202180, 1328404360]

約数ペア:

[(1, 1328404360), (2, 664202180), (4, 332101090), (5, 265680872), (8, 166050545), (10, 132840436), (20, 66420218), (40, 33210109), (73, 18197320), (146, 9098660), (163, 8149720), (292, 4549330), (326, 4074860), (365, 3639464), (584, 2274665), (652, 2037430), (730, 1819732), (815, 1629944), (1304, 1018715), (1460, 909866), (1630, 814972), (2791, 475960), (2920, 454933), (3260, 407486), (5582, 237980), (6520, 203743), (11164, 118990), (11899, 111640), (13955, 95192), (22328, 59495), (23798, 55820), (27910, 47596)]