1886044940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{426707}}^1$

素因数の和:426746

約数の個数: 48

約数和(自身を含む): 4516277472

約数和(自身を除く): 2630232532

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 426707, 853414, 1706828, 2133535, 4267070, 5547191, 7254019, 8534140, 11094382, 14508038, 22188764, 27735955, 29016076, 36270095, 55471910, 72540190, 94302247, 110943820, 145080380, 188604494, 377208988, 471511235, 943022470, 1886044940]

約数ペア:

[(1, 1886044940), (2, 943022470), (4, 471511235), (5, 377208988), (10, 188604494), (13, 145080380), (17, 110943820), (20, 94302247), (26, 72540190), (34, 55471910), (52, 36270095), (65, 29016076), (68, 27735955), (85, 22188764), (130, 14508038), (170, 11094382), (221, 8534140), (260, 7254019), (340, 5547191), (442, 4267070), (884, 2133535), (1105, 1706828), (2210, 853414), (4420, 426707)]