21632240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{38629}}^1$

素因数の和:38649

約数の個数: 40

約数和(自身を含む): 57481440

約数和(自身を除く): 35849200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 38629, 77258, 154516, 193145, 270403, 309032, 386290, 540806, 618064, 772580, 1081612, 1352015, 1545160, 2163224, 2704030, 3090320, 4326448, 5408060, 10816120, 21632240]

約数ペア:

[(1, 21632240), (2, 10816120), (4, 5408060), (5, 4326448), (7, 3090320), (8, 2704030), (10, 2163224), (14, 1545160), (16, 1352015), (20, 1081612), (28, 772580), (35, 618064), (40, 540806), (56, 386290), (70, 309032), (80, 270403), (112, 193145), (140, 154516), (280, 77258), (560, 38629)]