17387440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:590

約数の個数: 80

約数和(自身を含む): 47050560

約数和(自身を除く): 29663120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 509, 560, 610, 854, 976, 1018, 1220, 1708, 2036, 2135, 2440, 2545, 3416, 3563, 4072, 4270, 4880, 5090, 6832, 7126, 8144, 8540, 10180, 14252, 17080, 17815, 20360, 28504, 31049, 34160, 35630, 40720, 57008, 62098, 71260, 124196, 142520, 155245, 217343, 248392, 285040, 310490, 434686, 496784, 620980, 869372, 1086715, 1241960, 1738744, 2173430, 2483920, 3477488, 4346860, 8693720, 17387440]

約数ペア:

[(1, 17387440), (2, 8693720), (4, 4346860), (5, 3477488), (7, 2483920), (8, 2173430), (10, 1738744), (14, 1241960), (16, 1086715), (20, 869372), (28, 620980), (35, 496784), (40, 434686), (56, 310490), (61, 285040), (70, 248392), (80, 217343), (112, 155245), (122, 142520), (140, 124196), (244, 71260), (280, 62098), (305, 57008), (427, 40720), (488, 35630), (509, 34160), (560, 31049), (610, 28504), (854, 20360), (976, 17815), (1018, 17080), (1220, 14252), (1708, 10180), (2036, 8540), (2135, 8144), (2440, 7126), (2545, 6832), (3416, 5090), (3563, 4880), (4072, 4270)]