201592820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70487}}^1$

素因数の和:70520

約数の個数: 48

約数和(自身を含む): 497363328

約数和(自身を除く): 295770508

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, 70487, 140974, 281948, 352435, 704870, 775357, 916331, 1409740, 1550714, 1832662, 3101428, 3665324, 3876785, 4581655, 7753570, 9163310, 10079641, 15507140, 18326620, 20159282, 40318564, 50398205, 100796410, 201592820]

約数ペア:

[(1, 201592820), (2, 100796410), (4, 50398205), (5, 40318564), (10, 20159282), (11, 18326620), (13, 15507140), (20, 10079641), (22, 9163310), (26, 7753570), (44, 4581655), (52, 3876785), (55, 3665324), (65, 3101428), (110, 1832662), (130, 1550714), (143, 1409740), (220, 916331), (260, 775357), (286, 704870), (572, 352435), (715, 281948), (1430, 140974), (2860, 70487)]