4396020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1787}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 12616128

約数和(自身を除く): 8220108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 1787, 2460, 3574, 5361, 7148, 8935, 10722, 17870, 21444, 26805, 35740, 53610, 73267, 107220, 146534, 219801, 293068, 366335, 439602, 732670, 879204, 1099005, 1465340, 2198010, 4396020]

約数ペア:

[(1, 4396020), (2, 2198010), (3, 1465340), (4, 1099005), (5, 879204), (6, 732670), (10, 439602), (12, 366335), (15, 293068), (20, 219801), (30, 146534), (41, 107220), (60, 73267), (82, 53610), (123, 35740), (164, 26805), (205, 21444), (246, 17870), (410, 10722), (492, 8935), (615, 7148), (820, 5361), (1230, 3574), (1787, 2460)]