188401340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{6983}}^1$

素因数の和:7082

約数の個数: 48

約数和(自身を含む): 422392320

約数和(自身を除く): 233990980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 5396, 6745, 6983, 13490, 13966, 26980, 27932, 34915, 69830, 132677, 139660, 265354, 495793, 530708, 663385, 991586, 1326770, 1983172, 2478965, 2653540, 4957930, 9420067, 9915860, 18840134, 37680268, 47100335, 94200670, 188401340]

約数ペア:

[(1, 188401340), (2, 94200670), (4, 47100335), (5, 37680268), (10, 18840134), (19, 9915860), (20, 9420067), (38, 4957930), (71, 2653540), (76, 2478965), (95, 1983172), (142, 1326770), (190, 991586), (284, 663385), (355, 530708), (380, 495793), (710, 265354), (1349, 139660), (1420, 132677), (2698, 69830), (5396, 34915), (6745, 27932), (6983, 26980), (13490, 13966)]