1799345900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{23039}}^1$

素因数の和:23135

約数の個数: 72

約数和(自身を含む): 4319723520

約数和(自身を除く): 2520377620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 71, 100, 110, 142, 220, 275, 284, 355, 550, 710, 781, 1100, 1420, 1562, 1775, 3124, 3550, 3905, 7100, 7810, 15620, 19525, 23039, 39050, 46078, 78100, 92156, 115195, 230390, 253429, 460780, 506858, 575975, 1013716, 1151950, 1267145, 1635769, 2303900, 2534290, 3271538, 5068580, 6335725, 6543076, 8178845, 12671450, 16357690, 17993459, 25342900, 32715380, 35986918, 40894225, 71973836, 81788450, 89967295, 163576900, 179934590, 359869180, 449836475, 899672950, 1799345900]

約数ペア:

[(1, 1799345900), (2, 899672950), (4, 449836475), (5, 359869180), (10, 179934590), (11, 163576900), (20, 89967295), (22, 81788450), (25, 71973836), (44, 40894225), (50, 35986918), (55, 32715380), (71, 25342900), (100, 17993459), (110, 16357690), (142, 12671450), (220, 8178845), (275, 6543076), (284, 6335725), (355, 5068580), (550, 3271538), (710, 2534290), (781, 2303900), (1100, 1635769), (1420, 1267145), (1562, 1151950), (1775, 1013716), (3124, 575975), (3550, 506858), (3905, 460780), (7100, 253429), (7810, 230390), (15620, 115195), (19525, 92156), (23039, 78100), (39050, 46078)]