401040976

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 908497408

約数和(自身を除く): 507456432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 181, 271, 292, 362, 511, 542, 584, 724, 1022, 1084, 1168, 1267, 1448, 1897, 2044, 2168, 2534, 2896, 3794, 4088, 4336, 5068, 7588, 8176, 10136, 13213, 15176, 19783, 20272, 26426, 30352, 39566, 49051, 52852, 79132, 92491, 98102, 105704, 138481, 158264, 184982, 196204, 211408, 276962, 316528, 343357, 369964, 392408, 553924, 686714, 739928, 784816, 1107848, 1373428, 1479856, 2215696, 2746856, 3580723, 5493712, 7161446, 14322892, 25065061, 28645784, 50130122, 57291568, 100260244, 200520488, 401040976]

約数ペア:

[(1, 401040976), (2, 200520488), (4, 100260244), (7, 57291568), (8, 50130122), (14, 28645784), (16, 25065061), (28, 14322892), (56, 7161446), (73, 5493712), (112, 3580723), (146, 2746856), (181, 2215696), (271, 1479856), (292, 1373428), (362, 1107848), (511, 784816), (542, 739928), (584, 686714), (724, 553924), (1022, 392408), (1084, 369964), (1168, 343357), (1267, 316528), (1448, 276962), (1897, 211408), (2044, 196204), (2168, 184982), (2534, 158264), (2896, 138481), (3794, 105704), (4088, 98102), (4336, 92491), (5068, 79132), (7588, 52852), (8176, 49051), (10136, 39566), (13213, 30352), (15176, 26426), (19783, 20272)]