1299685040

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{275357}}^1$

素因数の和:275429

約数の個数: 40

約数和(自身を含む): 3072995280

約数和(自身を除く): 1773310240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 275357, 550714, 1101428, 1376785, 2202856, 2753570, 4405712, 5507140, 11014280, 16246063, 22028560, 32492126, 64984252, 81230315, 129968504, 162460630, 259937008, 324921260, 649842520, 1299685040]

約数ペア:

[(1, 1299685040), (2, 649842520), (4, 324921260), (5, 259937008), (8, 162460630), (10, 129968504), (16, 81230315), (20, 64984252), (40, 32492126), (59, 22028560), (80, 16246063), (118, 11014280), (236, 5507140), (295, 4405712), (472, 2753570), (590, 2202856), (944, 1376785), (1180, 1101428), (2360, 550714), (4720, 275357)]