193421240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4663}}^1$

素因数の和:4752

約数の個数: 64

約数和(自身を含む): 468452160

約数和(自身を除く): 275030920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 1037, 1220, 2074, 2440, 4148, 4663, 5185, 8296, 9326, 10370, 18652, 20740, 23315, 37304, 41480, 46630, 79271, 93260, 158542, 186520, 284443, 317084, 396355, 568886, 634168, 792710, 1137772, 1422215, 1585420, 2275544, 2844430, 3170840, 4835531, 5688860, 9671062, 11377720, 19342124, 24177655, 38684248, 48355310, 96710620, 193421240]

約数ペア:

[(1, 193421240), (2, 96710620), (4, 48355310), (5, 38684248), (8, 24177655), (10, 19342124), (17, 11377720), (20, 9671062), (34, 5688860), (40, 4835531), (61, 3170840), (68, 2844430), (85, 2275544), (122, 1585420), (136, 1422215), (170, 1137772), (244, 792710), (305, 634168), (340, 568886), (488, 396355), (610, 317084), (680, 284443), (1037, 186520), (1220, 158542), (2074, 93260), (2440, 79271), (4148, 46630), (4663, 41480), (5185, 37304), (8296, 23315), (9326, 20740), (10370, 18652)]