1845520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:112

約数の個数: 80

約数和(自身を含む): 4821120

約数和(自身を除く): 2975600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 59, 68, 80, 85, 92, 115, 118, 136, 170, 184, 230, 236, 272, 295, 340, 368, 391, 460, 472, 590, 680, 782, 920, 944, 1003, 1180, 1357, 1360, 1564, 1840, 1955, 2006, 2360, 2714, 3128, 3910, 4012, 4720, 5015, 5428, 6256, 6785, 7820, 8024, 10030, 10856, 13570, 15640, 16048, 20060, 21712, 23069, 27140, 31280, 40120, 46138, 54280, 80240, 92276, 108560, 115345, 184552, 230690, 369104, 461380, 922760, 1845520]

約数ペア:

[(1, 1845520), (2, 922760), (4, 461380), (5, 369104), (8, 230690), (10, 184552), (16, 115345), (17, 108560), (20, 92276), (23, 80240), (34, 54280), (40, 46138), (46, 40120), (59, 31280), (68, 27140), (80, 23069), (85, 21712), (92, 20060), (115, 16048), (118, 15640), (136, 13570), (170, 10856), (184, 10030), (230, 8024), (236, 7820), (272, 6785), (295, 6256), (340, 5428), (368, 5015), (391, 4720), (460, 4012), (472, 3910), (590, 3128), (680, 2714), (782, 2360), (920, 2006), (944, 1955), (1003, 1840), (1180, 1564), (1357, 1360)]