2916550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 6687072

約数和(自身を除く): 3770522

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 641, 650, 910, 1282, 2275, 3205, 4487, 4550, 6410, 8333, 8974, 16025, 16666, 22435, 32050, 41665, 44870, 58331, 83330, 112175, 116662, 208325, 224350, 291655, 416650, 583310, 1458275, 2916550]

約数ペア:

[(1, 2916550), (2, 1458275), (5, 583310), (7, 416650), (10, 291655), (13, 224350), (14, 208325), (25, 116662), (26, 112175), (35, 83330), (50, 58331), (65, 44870), (70, 41665), (91, 32050), (130, 22435), (175, 16666), (182, 16025), (325, 8974), (350, 8333), (455, 6410), (641, 4550), (650, 4487), (910, 3205), (1282, 2275)]