22913940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:721

約数の個数: 96

約数和(自身を含む): 74269440

約数和(自身を除く): 51355500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 613, 623, 890, 1068, 1226, 1246, 1335, 1780, 1839, 1869, 2452, 2492, 2670, 3065, 3115, 3678, 3738, 4291, 5340, 6130, 6230, 7356, 7476, 8582, 9195, 9345, 12260, 12460, 12873, 17164, 18390, 18690, 21455, 25746, 36780, 37380, 42910, 51492, 54557, 64365, 85820, 109114, 128730, 163671, 218228, 257460, 272785, 327342, 381899, 545570, 654684, 763798, 818355, 1091140, 1145697, 1527596, 1636710, 1909495, 2291394, 3273420, 3818990, 4582788, 5728485, 7637980, 11456970, 22913940]

約数ペア:

[(1, 22913940), (2, 11456970), (3, 7637980), (4, 5728485), (5, 4582788), (6, 3818990), (7, 3273420), (10, 2291394), (12, 1909495), (14, 1636710), (15, 1527596), (20, 1145697), (21, 1091140), (28, 818355), (30, 763798), (35, 654684), (42, 545570), (60, 381899), (70, 327342), (84, 272785), (89, 257460), (105, 218228), (140, 163671), (178, 128730), (210, 109114), (267, 85820), (356, 64365), (420, 54557), (445, 51492), (534, 42910), (613, 37380), (623, 36780), (890, 25746), (1068, 21455), (1226, 18690), (1246, 18390), (1335, 17164), (1780, 12873), (1839, 12460), (1869, 12260), (2452, 9345), (2492, 9195), (2670, 8582), (3065, 7476), (3115, 7356), (3678, 6230), (3738, 6130), (4291, 5340)]