15705612020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{158227}}^1$

素因数の和:158952

約数の個数: 48

約数和(自身を含む): 37746871680

約数和(自身を除く): 22041259660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 709, 1418, 2836, 3545, 4963, 7090, 9926, 14180, 19852, 24815, 49630, 99260, 158227, 316454, 632908, 791135, 1107589, 1582270, 2215178, 3164540, 4430356, 5537945, 11075890, 22151780, 112182943, 224365886, 448731772, 560914715, 785280601, 1121829430, 1570561202, 2243658860, 3141122404, 3926403005, 7852806010, 15705612020]

約数ペア:

[(1, 15705612020), (2, 7852806010), (4, 3926403005), (5, 3141122404), (7, 2243658860), (10, 1570561202), (14, 1121829430), (20, 785280601), (28, 560914715), (35, 448731772), (70, 224365886), (140, 112182943), (709, 22151780), (1418, 11075890), (2836, 5537945), (3545, 4430356), (4963, 3164540), (7090, 2215178), (9926, 1582270), (14180, 1107589), (19852, 791135), (24815, 632908), (49630, 316454), (99260, 158227)]