20537409360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6582503}}^1$

素因数の和:6582532

約数の個数: 80

約数和(自身を含む): 68563361664

約数和(自身を除く): 48025952304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 6582503, 13165006, 19747509, 26330012, 32912515, 39495018, 52660024, 65825030, 78990036, 85572539, 98737545, 105320048, 131650060, 157980072, 171145078, 197475090, 256717617, 263300120, 315960144, 342290156, 394950180, 427862695, 513435234, 526600240, 684580312, 789900360, 855725390, 1026870468, 1283588085, 1369160624, 1579800720, 1711450780, 2053740936, 2567176170, 3422901560, 4107481872, 5134352340, 6845803120, 10268704680, 20537409360]

約数ペア:

[(1, 20537409360), (2, 10268704680), (3, 6845803120), (4, 5134352340), (5, 4107481872), (6, 3422901560), (8, 2567176170), (10, 2053740936), (12, 1711450780), (13, 1579800720), (15, 1369160624), (16, 1283588085), (20, 1026870468), (24, 855725390), (26, 789900360), (30, 684580312), (39, 526600240), (40, 513435234), (48, 427862695), (52, 394950180), (60, 342290156), (65, 315960144), (78, 263300120), (80, 256717617), (104, 197475090), (120, 171145078), (130, 157980072), (156, 131650060), (195, 105320048), (208, 98737545), (240, 85572539), (260, 78990036), (312, 65825030), (390, 52660024), (520, 39495018), (624, 32912515), (780, 26330012), (1040, 19747509), (1560, 13165006), (3120, 6582503)]