19204220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8069}}^1$

素因数の和:8102

約数の個数: 48

約数和(自身を含む): 48807360

約数和(自身を除く): 29603140

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 8069, 16138, 32276, 40345, 56483, 80690, 112966, 137173, 161380, 225932, 274346, 282415, 548692, 564830, 685865, 960211, 1129660, 1371730, 1920422, 2743460, 3840844, 4801055, 9602110, 19204220]

約数ペア:

[(1, 19204220), (2, 9602110), (4, 4801055), (5, 3840844), (7, 2743460), (10, 1920422), (14, 1371730), (17, 1129660), (20, 960211), (28, 685865), (34, 564830), (35, 548692), (68, 282415), (70, 274346), (85, 225932), (119, 161380), (140, 137173), (170, 112966), (238, 80690), (340, 56483), (476, 40345), (595, 32276), (1190, 16138), (2380, 8069)]