20569830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{761}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 53327808

約数和(自身を除く): 32757978

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 53, 85, 102, 106, 159, 170, 255, 265, 318, 510, 530, 761, 795, 901, 1522, 1590, 1802, 2283, 2703, 3805, 4505, 4566, 5406, 7610, 9010, 11415, 12937, 13515, 22830, 25874, 27030, 38811, 40333, 64685, 77622, 80666, 120999, 129370, 194055, 201665, 241998, 388110, 403330, 604995, 685661, 1209990, 1371322, 2056983, 3428305, 4113966, 6856610, 10284915, 20569830]

約数ペア:

[(1, 20569830), (2, 10284915), (3, 6856610), (5, 4113966), (6, 3428305), (10, 2056983), (15, 1371322), (17, 1209990), (30, 685661), (34, 604995), (51, 403330), (53, 388110), (85, 241998), (102, 201665), (106, 194055), (159, 129370), (170, 120999), (255, 80666), (265, 77622), (318, 64685), (510, 40333), (530, 38811), (761, 27030), (795, 25874), (901, 22830), (1522, 13515), (1590, 12937), (1802, 11415), (2283, 9010), (2703, 7610), (3805, 5406), (4505, 4566)]