904869980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{8699}}^1$

素因数の和:9458

約数の個数: 48

約数和(自身を含む): 2174860800

約数和(自身を除く): 1269990820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 743, 1486, 2972, 3715, 5201, 7430, 8699, 10402, 14860, 17398, 20804, 26005, 34796, 43495, 52010, 60893, 86990, 104020, 121786, 173980, 243572, 304465, 608930, 1217860, 6463357, 12926714, 25853428, 32316785, 45243499, 64633570, 90486998, 129267140, 180973996, 226217495, 452434990, 904869980]

約数ペア:

[(1, 904869980), (2, 452434990), (4, 226217495), (5, 180973996), (7, 129267140), (10, 90486998), (14, 64633570), (20, 45243499), (28, 32316785), (35, 25853428), (70, 12926714), (140, 6463357), (743, 1217860), (1486, 608930), (2972, 304465), (3715, 243572), (5201, 173980), (7430, 121786), (8699, 104020), (10402, 86990), (14860, 60893), (17398, 52010), (20804, 43495), (26005, 34796)]