20033820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6547}}^1$

素因数の和:6579

約数の個数: 72

約数和(自身を含む): 64353744

約数和(自身を除く): 44319924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 6547, 13094, 19641, 26188, 32735, 39282, 58923, 65470, 78564, 98205, 111299, 117846, 130940, 196410, 222598, 235692, 294615, 333897, 392820, 445196, 556495, 589230, 667794, 1001691, 1112990, 1178460, 1335588, 1669485, 2003382, 2225980, 3338970, 4006764, 5008455, 6677940, 10016910, 20033820]

約数ペア:

[(1, 20033820), (2, 10016910), (3, 6677940), (4, 5008455), (5, 4006764), (6, 3338970), (9, 2225980), (10, 2003382), (12, 1669485), (15, 1335588), (17, 1178460), (18, 1112990), (20, 1001691), (30, 667794), (34, 589230), (36, 556495), (45, 445196), (51, 392820), (60, 333897), (68, 294615), (85, 235692), (90, 222598), (102, 196410), (153, 130940), (170, 117846), (180, 111299), (204, 98205), (255, 78564), (306, 65470), (340, 58923), (510, 39282), (612, 32735), (765, 26188), (1020, 19641), (1530, 13094), (3060, 6547)]