290785890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{312673}}^1$

素因数の和:312714

約数の個数: 32

約数和(自身を含む): 720400896

約数和(自身を除く): 429615006

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 312673, 625346, 938019, 1563365, 1876038, 3126730, 4690095, 9380190, 9692863, 19385726, 29078589, 48464315, 58157178, 96928630, 145392945, 290785890]

約数ペア:

[(1, 290785890), (2, 145392945), (3, 96928630), (5, 58157178), (6, 48464315), (10, 29078589), (15, 19385726), (30, 9692863), (31, 9380190), (62, 4690095), (93, 3126730), (155, 1876038), (186, 1563365), (310, 938019), (465, 625346), (930, 312673)]