30528520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69383}}^1$

素因数の和:69405

約数の個数: 32

約数和(自身を含む): 74934720

約数和(自身を除く): 44406200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 69383, 138766, 277532, 346915, 555064, 693830, 763213, 1387660, 1526426, 2775320, 3052852, 3816065, 6105704, 7632130, 15264260, 30528520]

約数ペア:

[(1, 30528520), (2, 15264260), (4, 7632130), (5, 6105704), (8, 3816065), (10, 3052852), (11, 2775320), (20, 1526426), (22, 1387660), (40, 763213), (44, 693830), (55, 555064), (88, 346915), (110, 277532), (220, 138766), (440, 69383)]