20740571936

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{829}}^1\times {\mathrm{1831}}^1$

素因数の和:2738

約数の個数: 96

約数和(自身を含む): 47514458880

約数和(自身を除く): 26773886944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 829, 854, 976, 1658, 1708, 1831, 1952, 3316, 3416, 3662, 5803, 6632, 6832, 7324, 11606, 12817, 13264, 13664, 14648, 23212, 25634, 26528, 29296, 46424, 50569, 51268, 58592, 92848, 101138, 102536, 111691, 185696, 202276, 205072, 223382, 353983, 404552, 410144, 446764, 707966, 781837, 809104, 893528, 1415932, 1517899, 1563674, 1618208, 1787056, 2831864, 3035798, 3127348, 3574112, 5663728, 6071596, 6254696, 10625293, 11327456, 12143192, 12509392, 21250586, 24286384, 25018784, 42501172, 48572768, 85002344, 92591839, 170004688, 185183678, 340009376, 370367356, 648142873, 740734712, 1296285746, 1481469424, 2592571492, 2962938848, 5185142984, 10370285968, 20740571936]

約数ペア:

[(1, 20740571936), (2, 10370285968), (4, 5185142984), (7, 2962938848), (8, 2592571492), (14, 1481469424), (16, 1296285746), (28, 740734712), (32, 648142873), (56, 370367356), (61, 340009376), (112, 185183678), (122, 170004688), (224, 92591839), (244, 85002344), (427, 48572768), (488, 42501172), (829, 25018784), (854, 24286384), (976, 21250586), (1658, 12509392), (1708, 12143192), (1831, 11327456), (1952, 10625293), (3316, 6254696), (3416, 6071596), (3662, 5663728), (5803, 3574112), (6632, 3127348), (6832, 3035798), (7324, 2831864), (11606, 1787056), (12817, 1618208), (13264, 1563674), (13664, 1517899), (14648, 1415932), (23212, 893528), (25634, 809104), (26528, 781837), (29296, 707966), (46424, 446764), (50569, 410144), (51268, 404552), (58592, 353983), (92848, 223382), (101138, 205072), (102536, 202276), (111691, 185696)]