20567790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4481}}^1$

素因数の和:4514

約数の個数: 64

約数和(自身を含む): 58086720

約数和(自身を除く): 37518930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 135, 153, 170, 255, 270, 306, 459, 510, 765, 918, 1530, 2295, 4481, 4590, 8962, 13443, 22405, 26886, 40329, 44810, 67215, 76177, 80658, 120987, 134430, 152354, 201645, 228531, 241974, 380885, 403290, 457062, 604935, 685593, 761770, 1142655, 1209870, 1371186, 2056779, 2285310, 3427965, 4113558, 6855930, 10283895, 20567790]

約数ペア:

[(1, 20567790), (2, 10283895), (3, 6855930), (5, 4113558), (6, 3427965), (9, 2285310), (10, 2056779), (15, 1371186), (17, 1209870), (18, 1142655), (27, 761770), (30, 685593), (34, 604935), (45, 457062), (51, 403290), (54, 380885), (85, 241974), (90, 228531), (102, 201645), (135, 152354), (153, 134430), (170, 120987), (255, 80658), (270, 76177), (306, 67215), (459, 44810), (510, 40329), (765, 26886), (918, 22405), (1530, 13443), (2295, 8962), (4481, 4590)]