2520608440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{12697}}^1$

素因数の和:13424

約数の個数: 64

約数和(自身を含む): 6491217600

約数和(自身を除く): 3970609160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 709, 1418, 2836, 3545, 4963, 5672, 7090, 9926, 12697, 14180, 19852, 24815, 25394, 28360, 39704, 49630, 50788, 63485, 88879, 99260, 101576, 126970, 177758, 198520, 253940, 355516, 444395, 507880, 711032, 888790, 1777580, 3555160, 9002173, 18004346, 36008692, 45010865, 63015211, 72017384, 90021730, 126030422, 180043460, 252060844, 315076055, 360086920, 504121688, 630152110, 1260304220, 2520608440]

約数ペア:

[(1, 2520608440), (2, 1260304220), (4, 630152110), (5, 504121688), (7, 360086920), (8, 315076055), (10, 252060844), (14, 180043460), (20, 126030422), (28, 90021730), (35, 72017384), (40, 63015211), (56, 45010865), (70, 36008692), (140, 18004346), (280, 9002173), (709, 3555160), (1418, 1777580), (2836, 888790), (3545, 711032), (4963, 507880), (5672, 444395), (7090, 355516), (9926, 253940), (12697, 198520), (14180, 177758), (19852, 126970), (24815, 101576), (25394, 99260), (28360, 88879), (39704, 63485), (49630, 50788)]