22519040

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 54905928

約数和(自身を除く): 32386888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 241, 256, 292, 320, 365, 482, 584, 640, 730, 964, 1168, 1205, 1280, 1460, 1928, 2336, 2410, 2920, 3856, 4672, 4820, 5840, 7712, 9344, 9640, 11680, 15424, 17593, 18688, 19280, 23360, 30848, 35186, 38560, 46720, 61696, 70372, 77120, 87965, 93440, 140744, 154240, 175930, 281488, 308480, 351860, 562976, 703720, 1125952, 1407440, 2251904, 2814880, 4503808, 5629760, 11259520, 22519040]

約数ペア:

[(1, 22519040), (2, 11259520), (4, 5629760), (5, 4503808), (8, 2814880), (10, 2251904), (16, 1407440), (20, 1125952), (32, 703720), (40, 562976), (64, 351860), (73, 308480), (80, 281488), (128, 175930), (146, 154240), (160, 140744), (241, 93440), (256, 87965), (292, 77120), (320, 70372), (365, 61696), (482, 46720), (584, 38560), (640, 35186), (730, 30848), (964, 23360), (1168, 19280), (1205, 18688), (1280, 17593), (1460, 15424), (1928, 11680), (2336, 9640), (2410, 9344), (2920, 7712), (3856, 5840), (4672, 4820)]