38164720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1454

約数の個数: 80

約数和(自身を含む): 99993600

約数和(自身を除く): 61828880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1399, 1705, 2480, 2728, 2798, 3410, 5456, 5596, 6820, 6995, 11192, 13640, 13990, 15389, 22384, 27280, 27980, 30778, 43369, 55960, 61556, 76945, 86738, 111920, 123112, 153890, 173476, 216845, 246224, 307780, 346952, 433690, 477059, 615560, 693904, 867380, 954118, 1231120, 1734760, 1908236, 2385295, 3469520, 3816472, 4770590, 7632944, 9541180, 19082360, 38164720]

約数ペア:

[(1, 38164720), (2, 19082360), (4, 9541180), (5, 7632944), (8, 4770590), (10, 3816472), (11, 3469520), (16, 2385295), (20, 1908236), (22, 1734760), (31, 1231120), (40, 954118), (44, 867380), (55, 693904), (62, 615560), (80, 477059), (88, 433690), (110, 346952), (124, 307780), (155, 246224), (176, 216845), (220, 173476), (248, 153890), (310, 123112), (341, 111920), (440, 86738), (496, 76945), (620, 61556), (682, 55960), (880, 43369), (1240, 30778), (1364, 27980), (1399, 27280), (1705, 22384), (2480, 15389), (2728, 13990), (2798, 13640), (3410, 11192), (5456, 6995), (5596, 6820)]