4742220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{1613}}^1$

素因数の和:1639

約数の個数: 72

約数和(自身を含む): 15455664

約数和(自身を除く): 10713444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 1613, 2940, 3226, 4839, 6452, 8065, 9678, 11291, 16130, 19356, 22582, 24195, 32260, 33873, 45164, 48390, 56455, 67746, 79037, 96780, 112910, 135492, 158074, 169365, 225820, 237111, 316148, 338730, 395185, 474222, 677460, 790370, 948444, 1185555, 1580740, 2371110, 4742220]

約数ペア:

[(1, 4742220), (2, 2371110), (3, 1580740), (4, 1185555), (5, 948444), (6, 790370), (7, 677460), (10, 474222), (12, 395185), (14, 338730), (15, 316148), (20, 237111), (21, 225820), (28, 169365), (30, 158074), (35, 135492), (42, 112910), (49, 96780), (60, 79037), (70, 67746), (84, 56455), (98, 48390), (105, 45164), (140, 33873), (147, 32260), (196, 24195), (210, 22582), (245, 19356), (294, 16130), (420, 11291), (490, 9678), (588, 8065), (735, 6452), (980, 4839), (1470, 3226), (1613, 2940)]