28187040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{8389}}^1$

素因数の和:8414

約数の個数: 96

約数和(自身を含む): 101485440

約数和(自身を除く): 73298400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 8389, 16778, 25167, 33556, 41945, 50334, 58723, 67112, 83890, 100668, 117446, 125835, 134224, 167780, 176169, 201336, 234892, 251670, 268448, 293615, 335560, 352338, 402672, 469784, 503340, 587230, 671120, 704676, 805344, 880845, 939568, 1006680, 1174460, 1342240, 1409352, 1761690, 1879136, 2013360, 2348920, 2818704, 3523380, 4026720, 4697840, 5637408, 7046760, 9395680, 14093520, 28187040]

約数ペア:

[(1, 28187040), (2, 14093520), (3, 9395680), (4, 7046760), (5, 5637408), (6, 4697840), (7, 4026720), (8, 3523380), (10, 2818704), (12, 2348920), (14, 2013360), (15, 1879136), (16, 1761690), (20, 1409352), (21, 1342240), (24, 1174460), (28, 1006680), (30, 939568), (32, 880845), (35, 805344), (40, 704676), (42, 671120), (48, 587230), (56, 503340), (60, 469784), (70, 402672), (80, 352338), (84, 335560), (96, 293615), (105, 268448), (112, 251670), (120, 234892), (140, 201336), (160, 176169), (168, 167780), (210, 134224), (224, 125835), (240, 117446), (280, 100668), (336, 83890), (420, 67112), (480, 58723), (560, 50334), (672, 41945), (840, 33556), (1120, 25167), (1680, 16778), (3360, 8389)]