201870520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{136399}}^1$

素因数の和:136447

約数の個数: 32

約数和(自身を含む): 466488000

約数和(自身を除く): 264617480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 136399, 272798, 545596, 681995, 1091192, 1363990, 2727980, 5046763, 5455960, 10093526, 20187052, 25233815, 40374104, 50467630, 100935260, 201870520]

約数ペア:

[(1, 201870520), (2, 100935260), (4, 50467630), (5, 40374104), (8, 25233815), (10, 20187052), (20, 10093526), (37, 5455960), (40, 5046763), (74, 2727980), (148, 1363990), (185, 1091192), (296, 681995), (370, 545596), (740, 272798), (1480, 136399)]