20786070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{769}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 53887680

約数和(自身を除く): 33101610

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 53, 85, 102, 106, 159, 170, 255, 265, 318, 510, 530, 769, 795, 901, 1538, 1590, 1802, 2307, 2703, 3845, 4505, 4614, 5406, 7690, 9010, 11535, 13073, 13515, 23070, 26146, 27030, 39219, 40757, 65365, 78438, 81514, 122271, 130730, 196095, 203785, 244542, 392190, 407570, 611355, 692869, 1222710, 1385738, 2078607, 3464345, 4157214, 6928690, 10393035, 20786070]

約数ペア:

[(1, 20786070), (2, 10393035), (3, 6928690), (5, 4157214), (6, 3464345), (10, 2078607), (15, 1385738), (17, 1222710), (30, 692869), (34, 611355), (51, 407570), (53, 392190), (85, 244542), (102, 203785), (106, 196095), (159, 130730), (170, 122271), (255, 81514), (265, 78438), (318, 65365), (510, 40757), (530, 39219), (769, 27030), (795, 26146), (901, 23070), (1538, 13515), (1590, 13073), (1802, 11535), (2307, 9010), (2703, 7690), (3845, 5406), (4505, 4614)]