1851930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^3$

素因数の和:73

約数の個数: 64

約数和(自身を含む): 5212800

約数和(自身を除く): 3360870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 361, 513, 570, 722, 855, 1026, 1083, 1710, 1805, 2166, 2565, 3249, 3610, 5130, 5415, 6498, 6859, 9747, 10830, 13718, 16245, 19494, 20577, 32490, 34295, 41154, 48735, 61731, 68590, 97470, 102885, 123462, 185193, 205770, 308655, 370386, 617310, 925965, 1851930]

約数ペア:

[(1, 1851930), (2, 925965), (3, 617310), (5, 370386), (6, 308655), (9, 205770), (10, 185193), (15, 123462), (18, 102885), (19, 97470), (27, 68590), (30, 61731), (38, 48735), (45, 41154), (54, 34295), (57, 32490), (90, 20577), (95, 19494), (114, 16245), (135, 13718), (171, 10830), (190, 9747), (270, 6859), (285, 6498), (342, 5415), (361, 5130), (513, 3610), (570, 3249), (722, 2565), (855, 2166), (1026, 1805), (1083, 1710)]