1900967020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{787}}^1$

素因数の和:967

約数の個数: 96

約数和(自身を含む): 4289241600

約数和(自身を除く): 2388274580

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 89, 92, 115, 118, 178, 230, 236, 295, 356, 445, 460, 590, 787, 890, 1180, 1357, 1574, 1780, 2047, 2714, 3148, 3935, 4094, 5251, 5428, 6785, 7870, 8188, 10235, 10502, 13570, 15740, 18101, 20470, 21004, 26255, 27140, 36202, 40940, 46433, 52510, 70043, 72404, 90505, 92866, 105020, 120773, 140086, 181010, 185732, 232165, 241546, 280172, 350215, 362020, 464330, 483092, 603865, 700430, 928660, 1067959, 1207730, 1400860, 1610989, 2135918, 2415460, 3221978, 4132537, 4271836, 5339795, 6443956, 8054945, 8265074, 10679590, 16109890, 16530148, 20662685, 21359180, 32219780, 41325370, 82650740, 95048351, 190096702, 380193404, 475241755, 950483510, 1900967020]

約数ペア:

[(1, 1900967020), (2, 950483510), (4, 475241755), (5, 380193404), (10, 190096702), (20, 95048351), (23, 82650740), (46, 41325370), (59, 32219780), (89, 21359180), (92, 20662685), (115, 16530148), (118, 16109890), (178, 10679590), (230, 8265074), (236, 8054945), (295, 6443956), (356, 5339795), (445, 4271836), (460, 4132537), (590, 3221978), (787, 2415460), (890, 2135918), (1180, 1610989), (1357, 1400860), (1574, 1207730), (1780, 1067959), (2047, 928660), (2714, 700430), (3148, 603865), (3935, 483092), (4094, 464330), (5251, 362020), (5428, 350215), (6785, 280172), (7870, 241546), (8188, 232165), (10235, 185732), (10502, 181010), (13570, 140086), (15740, 120773), (18101, 105020), (20470, 92866), (21004, 90505), (26255, 72404), (27140, 70043), (36202, 52510), (40940, 46433)]