98877140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{709}}^1$

素因数の和:1104

約数の個数: 48

約数和(自身を含む): 219475200

約数和(自身を除く): 120598060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 367, 380, 709, 734, 1418, 1468, 1835, 2836, 3545, 3670, 6973, 7090, 7340, 13471, 13946, 14180, 26942, 27892, 34865, 53884, 67355, 69730, 134710, 139460, 260203, 269420, 520406, 1040812, 1301015, 2602030, 4943857, 5204060, 9887714, 19775428, 24719285, 49438570, 98877140]

約数ペア:

[(1, 98877140), (2, 49438570), (4, 24719285), (5, 19775428), (10, 9887714), (19, 5204060), (20, 4943857), (38, 2602030), (76, 1301015), (95, 1040812), (190, 520406), (367, 269420), (380, 260203), (709, 139460), (734, 134710), (1418, 69730), (1468, 67355), (1835, 53884), (2836, 34865), (3545, 27892), (3670, 26942), (6973, 14180), (7090, 13946), (7340, 13471)]