28250820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12073}}^1$

素因数の和:12101

約数の個数: 72

約数和(自身を含む): 92293656

約数和(自身を除く): 64042836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 12073, 24146, 36219, 48292, 60365, 72438, 108657, 120730, 144876, 156949, 181095, 217314, 241460, 313898, 362190, 434628, 470847, 543285, 627796, 724380, 784745, 941694, 1086570, 1412541, 1569490, 1883388, 2173140, 2354235, 2825082, 3138980, 4708470, 5650164, 7062705, 9416940, 14125410, 28250820]

約数ペア:

[(1, 28250820), (2, 14125410), (3, 9416940), (4, 7062705), (5, 5650164), (6, 4708470), (9, 3138980), (10, 2825082), (12, 2354235), (13, 2173140), (15, 1883388), (18, 1569490), (20, 1412541), (26, 1086570), (30, 941694), (36, 784745), (39, 724380), (45, 627796), (52, 543285), (60, 470847), (65, 434628), (78, 362190), (90, 313898), (117, 241460), (130, 217314), (156, 181095), (180, 156949), (195, 144876), (234, 120730), (260, 108657), (390, 72438), (468, 60365), (585, 48292), (780, 36219), (1170, 24146), (2340, 12073)]