1629660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 4618656

約数和(自身を除く): 2988996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 173, 314, 346, 471, 519, 628, 692, 785, 865, 942, 1038, 1570, 1730, 1884, 2076, 2355, 2595, 3140, 3460, 4710, 5190, 9420, 10380, 27161, 54322, 81483, 108644, 135805, 162966, 271610, 325932, 407415, 543220, 814830, 1629660]

約数ペア:

[(1, 1629660), (2, 814830), (3, 543220), (4, 407415), (5, 325932), (6, 271610), (10, 162966), (12, 135805), (15, 108644), (20, 81483), (30, 54322), (60, 27161), (157, 10380), (173, 9420), (314, 5190), (346, 4710), (471, 3460), (519, 3140), (628, 2595), (692, 2355), (785, 2076), (865, 1884), (942, 1730), (1038, 1570)]