22053920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 63345240

約数和(自身を除く): 41291320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 70, 80, 97, 98, 112, 116, 140, 145, 160, 194, 196, 203, 224, 232, 245, 280, 290, 388, 392, 406, 464, 485, 490, 560, 580, 679, 776, 784, 812, 928, 970, 980, 1015, 1120, 1160, 1358, 1421, 1552, 1568, 1624, 1940, 1960, 2030, 2320, 2716, 2813, 2842, 3104, 3248, 3395, 3880, 3920, 4060, 4640, 4753, 5432, 5626, 5684, 6496, 6790, 7105, 7760, 7840, 8120, 9506, 10864, 11252, 11368, 13580, 14065, 14210, 15520, 16240, 19012, 19691, 21728, 22504, 22736, 23765, 27160, 28130, 28420, 32480, 38024, 39382, 45008, 45472, 47530, 54320, 56260, 56840, 76048, 78764, 90016, 95060, 98455, 108640, 112520, 113680, 137837, 152096, 157528, 190120, 196910, 225040, 227360, 275674, 315056, 380240, 393820, 450080, 551348, 630112, 689185, 760480, 787640, 1102696, 1378370, 1575280, 2205392, 2756740, 3150560, 4410784, 5513480, 11026960, 22053920]

約数ペア:

[(1, 22053920), (2, 11026960), (4, 5513480), (5, 4410784), (7, 3150560), (8, 2756740), (10, 2205392), (14, 1575280), (16, 1378370), (20, 1102696), (28, 787640), (29, 760480), (32, 689185), (35, 630112), (40, 551348), (49, 450080), (56, 393820), (58, 380240), (70, 315056), (80, 275674), (97, 227360), (98, 225040), (112, 196910), (116, 190120), (140, 157528), (145, 152096), (160, 137837), (194, 113680), (196, 112520), (203, 108640), (224, 98455), (232, 95060), (245, 90016), (280, 78764), (290, 76048), (388, 56840), (392, 56260), (406, 54320), (464, 47530), (485, 45472), (490, 45008), (560, 39382), (580, 38024), (679, 32480), (776, 28420), (784, 28130), (812, 27160), (928, 23765), (970, 22736), (980, 22504), (1015, 21728), (1120, 19691), (1160, 19012), (1358, 16240), (1421, 15520), (1552, 14210), (1568, 14065), (1624, 13580), (1940, 11368), (1960, 11252), (2030, 10864), (2320, 9506), (2716, 8120), (2813, 7840), (2842, 7760), (3104, 7105), (3248, 6790), (3395, 6496), (3880, 5684), (3920, 5626), (4060, 5432), (4640, 4753)]