1723563340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 3895395840

約数和(自身を除く): 2171832500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 193, 284, 331, 355, 380, 386, 662, 710, 772, 965, 1324, 1349, 1420, 1655, 1930, 2698, 3310, 3667, 3860, 5396, 6289, 6620, 6745, 7334, 12578, 13490, 13703, 14668, 18335, 23501, 25156, 26980, 27406, 31445, 36670, 47002, 54812, 62890, 63883, 68515, 73340, 94004, 117505, 125780, 127766, 137030, 235010, 255532, 260357, 274060, 319415, 446519, 470020, 520714, 638830, 893038, 1041428, 1213777, 1277660, 1301785, 1786076, 2232595, 2427554, 2603570, 4465190, 4535693, 4855108, 5207140, 6068885, 8930380, 9071386, 12137770, 18142772, 22678465, 24275540, 45356930, 86178167, 90713860, 172356334, 344712668, 430890835, 861781670, 1723563340]

約数ペア:

[(1, 1723563340), (2, 861781670), (4, 430890835), (5, 344712668), (10, 172356334), (19, 90713860), (20, 86178167), (38, 45356930), (71, 24275540), (76, 22678465), (95, 18142772), (142, 12137770), (190, 9071386), (193, 8930380), (284, 6068885), (331, 5207140), (355, 4855108), (380, 4535693), (386, 4465190), (662, 2603570), (710, 2427554), (772, 2232595), (965, 1786076), (1324, 1301785), (1349, 1277660), (1420, 1213777), (1655, 1041428), (1930, 893038), (2698, 638830), (3310, 520714), (3667, 470020), (3860, 446519), (5396, 319415), (6289, 274060), (6620, 260357), (6745, 255532), (7334, 235010), (12578, 137030), (13490, 127766), (13703, 125780), (14668, 117505), (18335, 94004), (23501, 73340), (25156, 68515), (26980, 63883), (27406, 62890), (31445, 54812), (36670, 47002)]