20403766320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12145099}}^1$

素因数の和:12145122

約数の個数: 80

約数和(自身を含む): 72287635200

約数和(自身を除く): 51883868880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12145099, 24290198, 36435297, 48580396, 60725495, 72870594, 85015693, 97160792, 121450990, 145741188, 170031386, 182176485, 194321584, 242901980, 255047079, 291482376, 340062772, 364352970, 425078465, 485803960, 510094158, 582964752, 680125544, 728705940, 850156930, 971607920, 1020188316, 1275235395, 1360251088, 1457411880, 1700313860, 2040376632, 2550470790, 2914823760, 3400627720, 4080753264, 5100941580, 6801255440, 10201883160, 20403766320]

約数ペア:

[(1, 20403766320), (2, 10201883160), (3, 6801255440), (4, 5100941580), (5, 4080753264), (6, 3400627720), (7, 2914823760), (8, 2550470790), (10, 2040376632), (12, 1700313860), (14, 1457411880), (15, 1360251088), (16, 1275235395), (20, 1020188316), (21, 971607920), (24, 850156930), (28, 728705940), (30, 680125544), (35, 582964752), (40, 510094158), (42, 485803960), (48, 425078465), (56, 364352970), (60, 340062772), (70, 291482376), (80, 255047079), (84, 242901980), (105, 194321584), (112, 182176485), (120, 170031386), (140, 145741188), (168, 121450990), (210, 97160792), (240, 85015693), (280, 72870594), (336, 60725495), (420, 48580396), (560, 36435297), (840, 24290198), (1680, 12145099)]