20079960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8807}}^1$

素因数の和:8840

約数の個数: 64

約数和(自身を含む): 63417600

約数和(自身を除く): 43337640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8807, 17614, 26421, 35228, 44035, 52842, 70456, 88070, 105684, 132105, 167333, 176140, 211368, 264210, 334666, 352280, 501999, 528420, 669332, 836665, 1003998, 1056840, 1338664, 1673330, 2007996, 2509995, 3346660, 4015992, 5019990, 6693320, 10039980, 20079960]

約数ペア:

[(1, 20079960), (2, 10039980), (3, 6693320), (4, 5019990), (5, 4015992), (6, 3346660), (8, 2509995), (10, 2007996), (12, 1673330), (15, 1338664), (19, 1056840), (20, 1003998), (24, 836665), (30, 669332), (38, 528420), (40, 501999), (57, 352280), (60, 334666), (76, 264210), (95, 211368), (114, 176140), (120, 167333), (152, 132105), (190, 105684), (228, 88070), (285, 70456), (380, 52842), (456, 44035), (570, 35228), (760, 26421), (1140, 17614), (2280, 8807)]