21863880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{60733}}^1$

素因数の和:60750

約数の個数: 48

約数和(自身を含む): 71058780

約数和(自身を除く): 49194900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 60733, 121466, 182199, 242932, 303665, 364398, 485864, 546597, 607330, 728796, 910995, 1093194, 1214660, 1457592, 1821990, 2186388, 2429320, 2732985, 3643980, 4372776, 5465970, 7287960, 10931940, 21863880]

約数ペア:

[(1, 21863880), (2, 10931940), (3, 7287960), (4, 5465970), (5, 4372776), (6, 3643980), (8, 2732985), (9, 2429320), (10, 2186388), (12, 1821990), (15, 1457592), (18, 1214660), (20, 1093194), (24, 910995), (30, 728796), (36, 607330), (40, 546597), (45, 485864), (60, 364398), (72, 303665), (90, 242932), (120, 182199), (180, 121466), (360, 60733)]