20001984930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{9377}}^1$

素因数の和:9700

約数の個数: 96

約数和(自身を含む): 52693181424

約数和(自身を除く): 32691196494

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 173, 274, 346, 411, 519, 685, 822, 865, 1038, 1233, 1370, 1557, 1730, 2055, 2466, 2595, 3114, 4110, 5190, 6165, 7785, 9377, 12330, 15570, 18754, 23701, 28131, 46885, 47402, 56262, 71103, 84393, 93770, 118505, 140655, 142206, 168786, 213309, 237010, 281310, 355515, 421965, 426618, 711030, 843930, 1066545, 1284649, 1622221, 2133090, 2569298, 3244442, 3853947, 4866663, 6423245, 7707894, 8111105, 9733326, 11561841, 12846490, 14599989, 16222210, 19269735, 23123682, 24333315, 29199978, 38539470, 48666630, 57809205, 72999945, 115618410, 145999890, 222244277, 444488554, 666732831, 1111221385, 1333465662, 2000198493, 2222442770, 3333664155, 4000396986, 6667328310, 10000992465, 20001984930]

約数ペア:

[(1, 20001984930), (2, 10000992465), (3, 6667328310), (5, 4000396986), (6, 3333664155), (9, 2222442770), (10, 2000198493), (15, 1333465662), (18, 1111221385), (30, 666732831), (45, 444488554), (90, 222244277), (137, 145999890), (173, 115618410), (274, 72999945), (346, 57809205), (411, 48666630), (519, 38539470), (685, 29199978), (822, 24333315), (865, 23123682), (1038, 19269735), (1233, 16222210), (1370, 14599989), (1557, 12846490), (1730, 11561841), (2055, 9733326), (2466, 8111105), (2595, 7707894), (3114, 6423245), (4110, 4866663), (5190, 3853947), (6165, 3244442), (7785, 2569298), (9377, 2133090), (12330, 1622221), (15570, 1284649), (18754, 1066545), (23701, 843930), (28131, 711030), (46885, 426618), (47402, 421965), (56262, 355515), (71103, 281310), (84393, 237010), (93770, 213309), (118505, 168786), (140655, 142206)]