1187940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1523}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 3584448

約数和(自身を除く): 2396508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1523, 3046, 4569, 6092, 7615, 9138, 15230, 18276, 19799, 22845, 30460, 39598, 45690, 59397, 79196, 91380, 98995, 118794, 197990, 237588, 296985, 395980, 593970, 1187940]

約数ペア:

[(1, 1187940), (2, 593970), (3, 395980), (4, 296985), (5, 237588), (6, 197990), (10, 118794), (12, 98995), (13, 91380), (15, 79196), (20, 59397), (26, 45690), (30, 39598), (39, 30460), (52, 22845), (60, 19799), (65, 18276), (78, 15230), (130, 9138), (156, 7615), (195, 6092), (260, 4569), (390, 3046), (780, 1523)]