308945780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{108023}}^1$

素因数の和:108056

約数の個数: 48

約数和(自身を含む): 762217344

約数和(自身を除く): 453271564

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 108023, 216046, 432092, 540115, 1080230, 1188253, 1404299, 2160460, 2376506, 2808598, 4753012, 5617196, 5941265, 7021495, 11882530, 14042990, 15447289, 23765060, 28085980, 30894578, 61789156, 77236445, 154472890, 308945780]

約数ペア:

[(1, 308945780), (2, 154472890), (4, 77236445), (5, 61789156), (10, 30894578), (11, 28085980), (13, 23765060), (20, 15447289), (22, 14042990), (26, 11882530), (44, 7021495), (52, 5941265), (55, 5617196), (65, 4753012), (110, 2808598), (130, 2376506), (143, 2160460), (220, 1404299), (260, 1188253), (286, 1080230), (572, 540115), (715, 432092), (1430, 216046), (2860, 108023)]