2747940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 8362368

約数和(自身を除く): 5614428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 271, 338, 390, 507, 542, 676, 780, 813, 845, 1014, 1084, 1355, 1626, 1690, 2028, 2535, 2710, 3252, 3380, 3523, 4065, 5070, 5420, 7046, 8130, 10140, 10569, 14092, 16260, 17615, 21138, 35230, 42276, 45799, 52845, 70460, 91598, 105690, 137397, 183196, 211380, 228995, 274794, 457990, 549588, 686985, 915980, 1373970, 2747940]

約数ペア:

[(1, 2747940), (2, 1373970), (3, 915980), (4, 686985), (5, 549588), (6, 457990), (10, 274794), (12, 228995), (13, 211380), (15, 183196), (20, 137397), (26, 105690), (30, 91598), (39, 70460), (52, 52845), (60, 45799), (65, 42276), (78, 35230), (130, 21138), (156, 17615), (169, 16260), (195, 14092), (260, 10569), (271, 10140), (338, 8130), (390, 7046), (507, 5420), (542, 5070), (676, 4065), (780, 3523), (813, 3380), (845, 3252), (1014, 2710), (1084, 2535), (1355, 2028), (1626, 1690)]