13642240

素因数分解:

$2^9\times 5^1\times {\mathrm{73}}^2$

素因数の和:169

約数の個数: 60

約数和(自身を含む): 33163614

約数和(自身を除く): 19521374

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 512, 584, 640, 730, 1168, 1280, 1460, 2336, 2560, 2920, 4672, 5329, 5840, 9344, 10658, 11680, 18688, 21316, 23360, 26645, 37376, 42632, 46720, 53290, 85264, 93440, 106580, 170528, 186880, 213160, 341056, 426320, 682112, 852640, 1364224, 1705280, 2728448, 3410560, 6821120, 13642240]

約数ペア:

[(1, 13642240), (2, 6821120), (4, 3410560), (5, 2728448), (8, 1705280), (10, 1364224), (16, 852640), (20, 682112), (32, 426320), (40, 341056), (64, 213160), (73, 186880), (80, 170528), (128, 106580), (146, 93440), (160, 85264), (256, 53290), (292, 46720), (320, 42632), (365, 37376), (512, 26645), (584, 23360), (640, 21316), (730, 18688), (1168, 11680), (1280, 10658), (1460, 9344), (2336, 5840), (2560, 5329), (2920, 4672)]