1631334620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{10499}}^1$

素因数の和:10982

約数の個数: 48

約数和(自身を含む): 3635604000

約数和(自身を除く): 2004269380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 457, 914, 1828, 2285, 4570, 7769, 9140, 10499, 15538, 20998, 31076, 38845, 41996, 52495, 77690, 104990, 155380, 178483, 209980, 356966, 713932, 892415, 1784830, 3569660, 4798043, 9596086, 19192172, 23990215, 47980430, 81566731, 95960860, 163133462, 326266924, 407833655, 815667310, 1631334620]

約数ペア:

[(1, 1631334620), (2, 815667310), (4, 407833655), (5, 326266924), (10, 163133462), (17, 95960860), (20, 81566731), (34, 47980430), (68, 23990215), (85, 19192172), (170, 9596086), (340, 4798043), (457, 3569660), (914, 1784830), (1828, 892415), (2285, 713932), (4570, 356966), (7769, 209980), (9140, 178483), (10499, 155380), (15538, 104990), (20998, 77690), (31076, 52495), (38845, 41996)]