15959940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15647}}^1$

素因数の和:15676

約数の個数: 48

約数和(自身を含む): 47319552

約数和(自身を除く): 31359612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 15647, 31294, 46941, 62588, 78235, 93882, 156470, 187764, 234705, 265999, 312940, 469410, 531998, 797997, 938820, 1063996, 1329995, 1595994, 2659990, 3191988, 3989985, 5319980, 7979970, 15959940]

約数ペア:

[(1, 15959940), (2, 7979970), (3, 5319980), (4, 3989985), (5, 3191988), (6, 2659990), (10, 1595994), (12, 1329995), (15, 1063996), (17, 938820), (20, 797997), (30, 531998), (34, 469410), (51, 312940), (60, 265999), (68, 234705), (85, 187764), (102, 156470), (170, 93882), (204, 78235), (255, 62588), (340, 46941), (510, 31294), (1020, 15647)]