42419580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{100999}}^1$

素因数の和:101018

約数の個数: 48

約数和(自身を含む): 135744000

約数和(自身を除く): 93324420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 100999, 201998, 302997, 403996, 504995, 605994, 706993, 1009990, 1211988, 1413986, 1514985, 2019980, 2120979, 2827972, 3029970, 3534965, 4241958, 6059940, 7069930, 8483916, 10604895, 14139860, 21209790, 42419580]

約数ペア:

[(1, 42419580), (2, 21209790), (3, 14139860), (4, 10604895), (5, 8483916), (6, 7069930), (7, 6059940), (10, 4241958), (12, 3534965), (14, 3029970), (15, 2827972), (20, 2120979), (21, 2019980), (28, 1514985), (30, 1413986), (35, 1211988), (42, 1009990), (60, 706993), (70, 605994), (84, 504995), (105, 403996), (140, 302997), (210, 201998), (420, 100999)]