18435145540

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{1123}}^1\times {\mathrm{2393}}^1$

素因数の和:3546

約数の個数: 96

約数和(自身を含む): 45206380800

約数和(自身を除く): 26771235260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1123, 1372, 1715, 2246, 2393, 3430, 4492, 4786, 5615, 6860, 7861, 9572, 11230, 11965, 15722, 16751, 22460, 23930, 31444, 33502, 39305, 47860, 55027, 67004, 78610, 83755, 110054, 117257, 157220, 167510, 220108, 234514, 275135, 335020, 385189, 469028, 550270, 586285, 770378, 820799, 1100540, 1172570, 1540756, 1641598, 1925945, 2345140, 2687339, 3283196, 3851890, 4103995, 5374678, 7703780, 8207990, 10749356, 13436695, 16415980, 18811373, 26873390, 37622746, 53746780, 75245492, 94056865, 131679611, 188113730, 263359222, 376227460, 526718444, 658398055, 921757277, 1316796110, 1843514554, 2633592220, 3687029108, 4608786385, 9217572770, 18435145540]

約数ペア:

[(1, 18435145540), (2, 9217572770), (4, 4608786385), (5, 3687029108), (7, 2633592220), (10, 1843514554), (14, 1316796110), (20, 921757277), (28, 658398055), (35, 526718444), (49, 376227460), (70, 263359222), (98, 188113730), (140, 131679611), (196, 94056865), (245, 75245492), (343, 53746780), (490, 37622746), (686, 26873390), (980, 18811373), (1123, 16415980), (1372, 13436695), (1715, 10749356), (2246, 8207990), (2393, 7703780), (3430, 5374678), (4492, 4103995), (4786, 3851890), (5615, 3283196), (6860, 2687339), (7861, 2345140), (9572, 1925945), (11230, 1641598), (11965, 1540756), (15722, 1172570), (16751, 1100540), (22460, 820799), (23930, 770378), (31444, 586285), (33502, 550270), (39305, 469028), (47860, 385189), (55027, 335020), (67004, 275135), (78610, 234514), (83755, 220108), (110054, 167510), (117257, 157220)]