42795160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{17539}}^1$

素因数の和:17611

約数の個数: 32

約数和(自身を含む): 97873200

約数和(自身を除く): 55078040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 17539, 35078, 70156, 87695, 140312, 175390, 350780, 701560, 1069879, 2139758, 4279516, 5349395, 8559032, 10698790, 21397580, 42795160]

約数ペア:

[(1, 42795160), (2, 21397580), (4, 10698790), (5, 8559032), (8, 5349395), (10, 4279516), (20, 2139758), (40, 1069879), (61, 701560), (122, 350780), (244, 175390), (305, 140312), (488, 87695), (610, 70156), (1220, 35078), (2440, 17539)]