1371445840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{39229}}^1$

素因数の和:39284

約数の個数: 80

約数和(自身を含む): 3502454400

約数和(自身を除く): 2131008560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 3496, 4370, 6992, 8740, 17480, 34960, 39229, 78458, 156916, 196145, 313832, 392290, 627664, 745351, 784580, 902267, 1490702, 1569160, 1804534, 2981404, 3138320, 3609068, 3726755, 4511335, 5962808, 7218136, 7453510, 9022670, 11925616, 14436272, 14907020, 17143073, 18045340, 29814040, 34286146, 36090680, 59628080, 68572292, 72181360, 85715365, 137144584, 171430730, 274289168, 342861460, 685722920, 1371445840]

約数ペア:

[(1, 1371445840), (2, 685722920), (4, 342861460), (5, 274289168), (8, 171430730), (10, 137144584), (16, 85715365), (19, 72181360), (20, 68572292), (23, 59628080), (38, 36090680), (40, 34286146), (46, 29814040), (76, 18045340), (80, 17143073), (92, 14907020), (95, 14436272), (115, 11925616), (152, 9022670), (184, 7453510), (190, 7218136), (230, 5962808), (304, 4511335), (368, 3726755), (380, 3609068), (437, 3138320), (460, 2981404), (760, 1804534), (874, 1569160), (920, 1490702), (1520, 902267), (1748, 784580), (1840, 745351), (2185, 627664), (3496, 392290), (4370, 313832), (6992, 196145), (8740, 156916), (17480, 78458), (34960, 39229)]