20430199360

素因数分解:

$2^6\times 5^1\times {\mathrm{5557}}^1\times {\mathrm{11489}}^1$

素因数の和:17063

約数の個数: 56

約数和(自身を含む): 48662402040

約数和(自身を除く): 28232202680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5557, 11114, 11489, 22228, 22978, 27785, 44456, 45956, 55570, 57445, 88912, 91912, 111140, 114890, 177824, 183824, 222280, 229780, 355648, 367648, 444560, 459560, 735296, 889120, 919120, 1778240, 1838240, 3676480, 63844373, 127688746, 255377492, 319221865, 510754984, 638443730, 1021509968, 1276887460, 2043019936, 2553774920, 4086039872, 5107549840, 10215099680, 20430199360]

約数ペア:

[(1, 20430199360), (2, 10215099680), (4, 5107549840), (5, 4086039872), (8, 2553774920), (10, 2043019936), (16, 1276887460), (20, 1021509968), (32, 638443730), (40, 510754984), (64, 319221865), (80, 255377492), (160, 127688746), (320, 63844373), (5557, 3676480), (11114, 1838240), (11489, 1778240), (22228, 919120), (22978, 889120), (27785, 735296), (44456, 459560), (45956, 444560), (55570, 367648), (57445, 355648), (88912, 229780), (91912, 222280), (111140, 183824), (114890, 177824)]