18210002480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{967}}^1\times {\mathrm{8117}}^1$

素因数の和:9126

約数の個数: 80

約数和(自身を含む): 43848889920

約数和(自身を除く): 25638887440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 967, 1160, 1934, 2320, 3868, 4835, 7736, 8117, 9670, 15472, 16234, 19340, 28043, 32468, 38680, 40585, 56086, 64936, 77360, 81170, 112172, 129872, 140215, 162340, 224344, 235393, 280430, 324680, 448688, 470786, 560860, 649360, 941572, 1121720, 1176965, 1883144, 2243440, 2353930, 3766288, 4707860, 7849139, 9415720, 15698278, 18831440, 31396556, 39245695, 62793112, 78491390, 125586224, 156982780, 227625031, 313965560, 455250062, 627931120, 910500124, 1138125155, 1821000248, 2276250310, 3642000496, 4552500620, 9105001240, 18210002480]

約数ペア:

[(1, 18210002480), (2, 9105001240), (4, 4552500620), (5, 3642000496), (8, 2276250310), (10, 1821000248), (16, 1138125155), (20, 910500124), (29, 627931120), (40, 455250062), (58, 313965560), (80, 227625031), (116, 156982780), (145, 125586224), (232, 78491390), (290, 62793112), (464, 39245695), (580, 31396556), (967, 18831440), (1160, 15698278), (1934, 9415720), (2320, 7849139), (3868, 4707860), (4835, 3766288), (7736, 2353930), (8117, 2243440), (9670, 1883144), (15472, 1176965), (16234, 1121720), (19340, 941572), (28043, 649360), (32468, 560860), (38680, 470786), (40585, 448688), (56086, 324680), (64936, 280430), (77360, 235393), (81170, 224344), (112172, 162340), (129872, 140215)]