39240760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 105598080

約数和(自身を除く): 66357320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 23, 26, 34, 40, 46, 52, 65, 68, 85, 92, 104, 115, 130, 136, 170, 184, 193, 221, 230, 260, 299, 340, 386, 391, 442, 460, 520, 598, 680, 772, 782, 884, 920, 965, 1105, 1196, 1495, 1544, 1564, 1768, 1930, 1955, 2210, 2392, 2509, 2990, 3128, 3281, 3860, 3910, 4420, 4439, 5018, 5083, 5980, 6562, 7720, 7820, 8840, 8878, 10036, 10166, 11960, 12545, 13124, 15640, 16405, 17756, 20072, 20332, 22195, 25090, 25415, 26248, 32810, 35512, 40664, 42653, 44390, 50180, 50830, 57707, 65620, 75463, 85306, 88780, 100360, 101660, 115414, 131240, 150926, 170612, 177560, 203320, 213265, 230828, 288535, 301852, 341224, 377315, 426530, 461656, 577070, 603704, 754630, 853060, 981019, 1154140, 1509260, 1706120, 1962038, 2308280, 3018520, 3924076, 4905095, 7848152, 9810190, 19620380, 39240760]

約数ペア:

[(1, 39240760), (2, 19620380), (4, 9810190), (5, 7848152), (8, 4905095), (10, 3924076), (13, 3018520), (17, 2308280), (20, 1962038), (23, 1706120), (26, 1509260), (34, 1154140), (40, 981019), (46, 853060), (52, 754630), (65, 603704), (68, 577070), (85, 461656), (92, 426530), (104, 377315), (115, 341224), (130, 301852), (136, 288535), (170, 230828), (184, 213265), (193, 203320), (221, 177560), (230, 170612), (260, 150926), (299, 131240), (340, 115414), (386, 101660), (391, 100360), (442, 88780), (460, 85306), (520, 75463), (598, 65620), (680, 57707), (772, 50830), (782, 50180), (884, 44390), (920, 42653), (965, 40664), (1105, 35512), (1196, 32810), (1495, 26248), (1544, 25415), (1564, 25090), (1768, 22195), (1930, 20332), (1955, 20072), (2210, 17756), (2392, 16405), (2509, 15640), (2990, 13124), (3128, 12545), (3281, 11960), (3860, 10166), (3910, 10036), (4420, 8878), (4439, 8840), (5018, 7820), (5083, 7720), (5980, 6562)]