10001992

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1286

約数の個数: 64

約数和(自身を含む): 25200000

約数和(自身を除く): 15198008

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 1249, 2002, 2498, 4004, 4996, 8008, 8743, 9992, 13739, 16237, 17486, 27478, 32474, 34972, 54956, 64948, 69944, 96173, 109912, 113659, 129896, 178607, 192346, 227318, 357214, 384692, 454636, 714428, 769384, 909272, 1250249, 1428856, 2500498, 5000996, 10001992]

約数ペア:

[(1, 10001992), (2, 5000996), (4, 2500498), (7, 1428856), (8, 1250249), (11, 909272), (13, 769384), (14, 714428), (22, 454636), (26, 384692), (28, 357214), (44, 227318), (52, 192346), (56, 178607), (77, 129896), (88, 113659), (91, 109912), (104, 96173), (143, 69944), (154, 64948), (182, 54956), (286, 34972), (308, 32474), (364, 27478), (572, 17486), (616, 16237), (728, 13739), (1001, 9992), (1144, 8743), (1249, 8008), (2002, 4996), (2498, 4004)]