20176333880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{196039}}^1$

素因数の和:196164

約数の個数: 64

約数和(自身を含む): 47425996800

約数和(自身を除く): 27249662920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 415, 620, 664, 830, 1240, 1660, 2573, 3320, 5146, 10292, 12865, 20584, 25730, 51460, 102920, 196039, 392078, 784156, 980195, 1568312, 1960390, 3920780, 6077209, 7841560, 12154418, 16271237, 24308836, 30386045, 32542474, 48617672, 60772090, 65084948, 81356185, 121544180, 130169896, 162712370, 243088360, 325424740, 504408347, 650849480, 1008816694, 2017633388, 2522041735, 4035266776, 5044083470, 10088166940, 20176333880]

約数ペア:

[(1, 20176333880), (2, 10088166940), (4, 5044083470), (5, 4035266776), (8, 2522041735), (10, 2017633388), (20, 1008816694), (31, 650849480), (40, 504408347), (62, 325424740), (83, 243088360), (124, 162712370), (155, 130169896), (166, 121544180), (248, 81356185), (310, 65084948), (332, 60772090), (415, 48617672), (620, 32542474), (664, 30386045), (830, 24308836), (1240, 16271237), (1660, 12154418), (2573, 7841560), (3320, 6077209), (5146, 3920780), (10292, 1960390), (12865, 1568312), (20584, 980195), (25730, 784156), (51460, 392078), (102920, 196039)]